World's Best Scientists 2026 revealed!
VIEW LIST
David A. Leon

D-Index & Metrics

Medicine

D-Index
95
Citations
36855
World Ranking
9984
National Ranking
964

David A. Leon publications per year

1980: 1 publications 1981: 0 publications 1982: 0 publications 1983: 0 publications 1984: 1 publications 1985: 0 publications 1986: 0 publications 1987: 0 publications 1988: 1 publications 1989: 1 publications 1990: 1 publications 1991: 3 publications 1992: 3 publications 1993: 4 publications 1994: 7 publications 1995: 4 publications 1996: 7 publications 1997: 7 publications 1998: 18 publications 1999: 15 publications 2000: 29 publications 2001: 23 publications 2002: 7 publications 2003: 10 publications 2004: 16 publications 2005: 40 publications 2006: 21 publications 2007: 17 publications 2008: 9 publications 2009: 16 publications 2010: 10 publications 2011: 21 publications 2012: 14 publications 2013: 16 publications 2014: 15 publications 2015: 8 publications 2016: 20 publications 2017: 8 publications 2018: 18 publications 2019: 14 publications 2020: 21 publications 2021: 21 publications 2022: 19 publications 2023: 14 publications 2024: 15 publications 2025: 14 publications 2026: 1 publications
1980 2026

510 publications in total across all disciplines

David A. Leon publication distribution in Medicine in 2027

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Medicine in 2027. The highlighted bar marks where David A. Leon sits on this spectrum.

101–120 publications: 5 scientists 121–140 publications: 26 scientists 141–160 publications: 73 scientists 161–180 publications: 155 scientists 181–200 publications: 230 scientists 201–220 publications: 363 scientists 221–240 publications: 487 scientists 241–260 publications: 545 scientists 261–280 publications: 722 scientists 281–300 publications: 768 scientists 301–320 publications: 834 scientists 321–340 publications: 895 scientists 341–360 publications: 922 scientists 361–380 publications: 838 scientists 381–400 publications: 861 scientists 401–420 publications: 918 scientists 421–440 publications: 806 scientists 441–460 publications: 771 scientists 461–480 publications: 751 scientists 481–500 publications: 713 scientists 501–520 publications: 617 scientists 521–540 publications: 610 scientists 541–560 publications: 537 scientists 561–580 publications: 504 scientists 581–600 publications: 509 scientists 601–620 publications: 396 scientists 621–640 publications: 386 scientists 641–660 publications: 371 scientists 661–680 publications: 340 scientists 681–700 publications: 336 scientists 701–720 publications: 307 scientists 721–740 publications: 259 scientists 741–760 publications: 230 scientists 761–780 publications: 228 scientists 781–800 publications: 217 scientists 801–820 publications: 204 scientists 821–840 publications: 186 scientists 841–860 publications: 177 scientists 861–880 publications: 155 scientists 881–900 publications: 139 scientists 901–920 publications: 145 scientists 921–940 publications: 116 scientists 941–960 publications: 133 scientists 961–980 publications: 91 scientists 981–1,000 publications: 96 scientists 1,001–1,020 publications: 77 scientists 1,021–1,040 publications: 70 scientists 1,041–1,060 publications: 63 scientists 1,061–1,080 publications: 77 scientists 1,081–1,100 publications: 49 scientists 1,101–1,120 publications: 54 scientists 1,121–1,140 publications: 49 scientists 1,141–1,160 publications: 51 scientists 1,161–1,180 publications: 35 scientists 1,181–1,200 publications: 39 scientists 1,201–1,220 publications: 26 scientists 1,221–1,240 publications: 37 scientists 1,241–1,260 publications: 36 scientists 1,261–1,280 publications: 27 scientists 1,281–1,300 publications: 32 scientists 1,301–1,320 publications: 28 scientists 1,321–1,340 publications: 17 scientists 1,341–1,360 publications: 30 scientists 1,361–1,380 publications: 28 scientists 1,381–1,400 publications: 17 scientists 1,401–1,420 publications: 21 scientists 1,421–1,440 publications: 15 scientists 1,441–1,460 publications: 12 scientists 1,461–1,480 publications: 12 scientists 1,481–1,500 publications: 18 scientists 1,501–1,520 publications: 14 scientists 1,521–1,540 publications: 17 scientists 1,541–1,560 publications: 15 scientists 1,561–1,580 publications: 6 scientists 1,581–1,600 publications: 2 scientists 1,601–1,620 publications: 12 scientists 1,621–1,640 publications: 11 scientists 1,641–1,660 publications: 8 scientists 1,661–1,680 publications: 5 scientists 1,681–1,700 publications: 5 scientists 1,701–1,720 publications: 10 scientists 1,721–1,740 publications: 12 scientists 1,741–1,760 publications: 14 scientists 1,761–1,780 publications: 6 scientists 1,781–1,795 publications: 5 scientists 1,796+ publications: 100 scientists
101 publications 1,796+

This scientist: 413 publications — 41st percentile

41% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,796 publications or more.

David A. Leon D-index placement in Medicine in 2027

The chart shows the D-index (discipline H-index) distribution of Medicine scientists ranked by Research.com in 2027. The highlighted bar marks where David A. Leon sits on this spectrum.

70–71 D-Index: 226 scientists 72–73 D-Index: 391 scientists 74–75 D-Index: 574 scientists 76–77 D-Index: 730 scientists 78–79 D-Index: 891 scientists 80–81 D-Index: 972 scientists 82–83 D-Index: 1,027 scientists 84–85 D-Index: 1,003 scientists 86–87 D-Index: 960 scientists 88–89 D-Index: 970 scientists 90–91 D-Index: 922 scientists 92–93 D-Index: 839 scientists 94–95 D-Index: 808 scientists 96–97 D-Index: 779 scientists 98–99 D-Index: 668 scientists 100–101 D-Index: 611 scientists 102–103 D-Index: 630 scientists 104–105 D-Index: 513 scientists 106–107 D-Index: 541 scientists 108–109 D-Index: 445 scientists 110–111 D-Index: 429 scientists 112–113 D-Index: 399 scientists 114–115 D-Index: 393 scientists 116–117 D-Index: 318 scientists 118–119 D-Index: 302 scientists 120–121 D-Index: 287 scientists 122–123 D-Index: 255 scientists 124–125 D-Index: 256 scientists 126–127 D-Index: 252 scientists 128–129 D-Index: 230 scientists 130–131 D-Index: 179 scientists 132–133 D-Index: 168 scientists 134–135 D-Index: 163 scientists 136–137 D-Index: 159 scientists 138–139 D-Index: 134 scientists 140–141 D-Index: 134 scientists 142–143 D-Index: 118 scientists 144–145 D-Index: 109 scientists 146–147 D-Index: 106 scientists 148–149 D-Index: 74 scientists 150–151 D-Index: 79 scientists 152–153 D-Index: 80 scientists 154–155 D-Index: 87 scientists 156–157 D-Index: 57 scientists 158–159 D-Index: 74 scientists 160–161 D-Index: 69 scientists 162–163 D-Index: 60 scientists 164–165 D-Index: 53 scientists 166–167 D-Index: 39 scientists 168–169 D-Index: 42 scientists 170–171 D-Index: 32 scientists 172–173 D-Index: 39 scientists 174–175 D-Index: 40 scientists 176–177 D-Index: 28 scientists 178–179 D-Index: 19 scientists 180–181 D-Index: 23 scientists 182–183 D-Index: 31 scientists 184–185 D-Index: 18 scientists 186–187 D-Index: 20 scientists 188–189 D-Index: 22 scientists 190–191 D-Index: 13 scientists 192–193 D-Index: 21 scientists 194–195 D-Index: 12 scientists 196–197 D-Index: 12 scientists 198–199 D-Index: 14 scientists 200–201 D-Index: 15 scientists 202–203 D-Index: 13 scientists 204–205 D-Index: 10 scientists 206–207 D-Index: 8 scientists 208–209 D-Index: 4 scientists 210–211 D-Index: 12 scientists 212–213 D-Index: 11 scientists 214–215 D-Index: 10 scientists 216 D-Index: 4 scientists 217+ D-Index: 98 scientists
70 D-Index 217+

This scientist: 95 D-Index — 51st percentile

51% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 217 D-Index or more.

Overview

David A. Leon is affiliated with the London School of Hygiene & Tropical Medicine in the United Kingdom. Their research primarily spans the field of Medicine, with a substantial focus on Cardiology and Cardiovascular Medicine, Health, General Health Professions, Epidemiology, and Public Health, Environmental and Occupational Health.

Their recent research publications include significant works such as:

  • "Nitrate and nitrite contamination in drinking water and cancer risk: A systematic review with meta-analysis" (2022, Environmental Research)
  • "COVID-19: a need for real-time monitoring of weekly excess deaths" (2020, The Lancet)
  • "Self-reported health as a predictor of mortality: A cohort study of its relation to other health measurements and observation time" (2020, Scientific Reports)
  • "Mortality among Care Home Residents in England during the first and second waves of the COVID-19 pandemic: an observational study of 4.3 million adults over the age of 65" (2022, The Lancet Regional Health - Europe)
  • "The Russian invasion of Ukraine and its public health consequences" (2022, The Lancet Regional Health - Europe)

The scientist's frequent publication venues include:

  • bioRxiv (Cold Spring Harbor Laboratory)
  • International Journal of Epidemiology
  • Scientific Reports
  • Wellcome Open Research
  • BMC Cardiovascular Disorders

David A. Leon has collaborated extensively with several frequent co-authors, among them:

  • Sofia Malyutina
  • Alexander V. Kudryavtsev
  • Henrik Schirmer
  • Vladimir M. Shkolnikov
  • Sarah Cook

Their research topics cover a range of public health and medical issues, notably:

  • Health disparities and outcomes
  • Blood Pressure and Hypertension Studies
  • Global Health Care Issues
  • COVID-19 and healthcare impacts
  • Global Public Health Policies and Epidemiology
  • Cardiovascular Health and Risk Factors
  • COVID-19 Clinical Research Studies

Best Publications

  • Body-mass index and risk of 22 specific cancers: a population-based cohort study of 5·24 million UK adults.

    Krishnan Bhaskaran;Ian Douglas;Harriet Forbes;Isabel dos-Santos-Silva

  • Birth Weight and Risk of Type 2 Diabetes: A Systematic Review

    Peter H. Whincup;Samantha J. Kaye;Christopher G. Owen;Rachel Huxley

  • Huge variation in Russian mortality rates 1984-94: artefact, alcohol, or what?

    David A Leon;Laurent Chenet;Vladimir M Shkolnikov;Sergei Zakharov

  • Reduced fetal growth rate and increased risk of death from ischaemic heart disease: cohort study of 15 000 Swedish men and women born 1915-29

    David A Leon;Hans O Lithell;Denny Vågerö;Ilona Koupilová

  • Relation of size at birth to non-insulin dependent diabetes and insulin concentrations in men aged 50-60 years

    Hans O Lithell;Paul M McKeigue;Lars Berglund;Rawya Mohsen

  • Risk thresholds for alcohol consumption: combined analysis of individual-participant data for 599 912 current drinkers in 83 prospective studies

    Angela M. Wood;Stephen Kaptoge;Adam S. Butterworth;Peter Willeit

  • Association of BMI with overall and cause-specific mortality: a population-based cohort study of 3·6 million adults in the UK.

    Krishnan Bhaskaran;Isabel dos-Santos-Silva;David A Leon;David A Leon;Ian J Douglas

  • Association between alcohol and cardiovascular disease:Mendelian randomisation analysis based on individual participant data

    Michael V Holmes;Michael V Holmes;Caroline E Dale;Luisa Zuccolo;Richard J Silverwood

  • Hypertension In Sub-Saharan Africa A Systematic Review

    Juliet Addo;Liam Smeeth;David A. Leon

  • EASL Clinical Practical Guidelines: Management of Alcoholic Liver Disease

    Philippe Mathurin;Antoine Hadengue;Giovanni Addolorato;Alastair Burt

  • Economic change, crime, and mortality crisis in Russia: regional analysis

    Peder Walberg;Martin McKee;Vladimir Shkolnikov;Laurent Chenet

  • Hazardous alcohol drinking and premature mortality in Russia: a population based case-control study.

    David A Leon;Lyudmila Saburova;Susannah Tomkins;Evgueny Andreev

  • Liver cirrhosis mortality rates in Britain from 1950 to 2002: an analysis of routine data

    David A Leon;Jim McCambridge

  • Failure to realise growth potential in utero and adult obesity in relation to blood pressure in 50 year old Swedish men.

    David A Leon;Ilona Koupilova;Hans O Lithell;Lars Berglund

  • Completeness and usability of ethnicity data in UK-based primary care and hospital databases

    Rohini Mathur;Krishnan Bhaskaran;Nish Chaturvedi;David A. Leon

  • Changes in life expectancy in Russia in the mid-1990s.

    Vladimir Shkolnikov;Martin McKee;David A Leon

  • Parity, age at first childbirth, and risk of ovarian cancer.

    H-O Adami;M Lambe;I Persson;A Ekbom

  • Paternal age and schizophrenia: a population based cohort study

    Attila Sipos;Finn Rasmussen;Glynn Harrison;Per Tynelius

  • Birth weight is inversely associated with incident coronary heart disease and stroke among individuals born in the 1950s: findings from the Aberdeen Children of the 1950s prospective cohort study.

    Debbie A. Lawlor;Georgina Ronalds;Heather Clark;George Davey Smith

  • Contributions of risk factors and medical care to cardiovascular mortality trends.

    Majid Ezzati;Ziad Obermeyer;Ioanna Tzoulaki;Bongani M. Mayosi

Frequent Co-Authors

Martin McKee
Martin McKee London School of Hygiene & Tropical Medicine
Vladimir M. Shkolnikov
Vladimir M. Shkolnikov Max Planck Society
Debbie A. Lawlor
Debbie A. Lawlor University of Bristol
George Davey Smith
George Davey Smith University of Bristol
Hans Lithell
Hans Lithell Uppsala University
Martin Bobak
Martin Bobak University College London
Liam Smeeth
Liam Smeeth London School of Hygiene & Tropical Medicine
Gill Walt
Gill Walt London School of Hygiene & Tropical Medicine
Denny Vågerö
Denny Vågerö Stockholm University
Sally Macintyre
Sally Macintyre MRC Social and Public Health Sciences Unit

External Links

Personal website of David A. Leon

If you think any of the details on this page are incorrect, let us know.

Report an issue

We appreciate your kind effort to assist us to improve this page, it would be helpful providing us with as much detail as possible in the text box below:

Related Online Degrees & Career Pathways

Many students aspiring to work in healthcare fields are exploring flexible and affordable educational options. For those already working as registered nurses, pursuing advanced credentials can be more accessible through rn to bsn cheapest online programs, which help keep costs down while balancing work commitments.

Non-nurses seeking to switch careers will find options too. Accelerated direct entry np programs for non nurses online allow those with bachelor’s degrees in other fields to earn a master’s in nursing efficiently, opening new doors in patient care and leadership.

If you are just starting your nursing journey, finding what is the easiest nursing school to get into can increase your chances of admission, especially if you’re concerned about high entry barriers and competitiveness.

For students interested in administrative healthcare careers, there are top-rated medical billing and coding schools that accept financial aid. These programs offer a vital pathway into healthcare without direct patient care, focusing on the growing field of medical information management.

Best Scientists Citing David A. Leon

George Davey Smith

George Davey Smith

University of Bristol

Publications: 209

Martin McKee

Martin McKee

London School of Hygiene & Tropical Medicine

Publications: 197

Jürgen Rehm

Jürgen Rehm

University of Toronto

Publications: 142

Debbie A. Lawlor

Debbie A. Lawlor

University of Bristol

Publications: 139

Eero Kajantie

Eero Kajantie

Finnish Institute for Health and Welfare (THL)

Publications: 126

Johan G. Eriksson

Johan G. Eriksson

National University of Singapore

Publications: 117

David J. P. Barker

David J. P. Barker

University of Southampton

Publications: 107

Clive Osmond

Clive Osmond

University of Southampton

Publications: 99

Michael Marmot

Michael Marmot

University College London

Publications: 85

Martin Bobak

Martin Bobak

University College London

Publications: 78

Diana Kuh

Diana Kuh

University College London

Publications: 72

Rebecca Hardy

Rebecca Hardy

University College London

Publications: 72

Vladimir M. Shkolnikov

Vladimir M. Shkolnikov

Max Planck Society

Publications: 71

Liam Smeeth

Liam Smeeth

London School of Hygiene & Tropical Medicine

Publications: 70

G. David Batty

G. David Batty

University College London

Publications: 70

Ian J. Deary

Ian J. Deary

University of Edinburgh

Publications: 69

Trending Scientists

Andrej Atrens

Andrej Atrens

University of Queensland

A.H.C. van Bruggen

A.H.C. van Bruggen

University of Florida

Wendy Hardeman

Wendy Hardeman

University of East Anglia

Carolina de Weerth

Carolina de Weerth

Radboud University

Yoshichika Otani

Yoshichika Otani

University of Tokyo

Marcia N. Gordon

Marcia N. Gordon

Michigan State University

Neil E. Reiner

Neil E. Reiner

University of British Columbia

Carlos R. Morales

Carlos R. Morales

McGill University

Shimon Slavin

Shimon Slavin

Hebrew University of Jerusalem

Rodney D. Newberry

Rodney D. Newberry

Washington University in St. Louis

Roshini S. Abraham

Roshini S. Abraham

Nationwide Children's Hospital

Hans-Joachim Knölker

Hans-Joachim Knölker

TU Dresden

Axel Le Cesne

Axel Le Cesne

Institut Gustave Roussy

Owen L. Petchey

Owen L. Petchey

University of Zurich

Juan Manuel Morales

Juan Manuel Morales

National University of Comahue

Roger K. Butlin

Roger K. Butlin

University of Sheffield

Related Medicine Rankings & Guides

2027 Fastest Online MSN in Psychiatric Mental Health NP Programs

2027 Fastest Online MSN in Psychiatric Mental Health NP Programs
2027 Cheapest Online Nursing Informatics Degree Programs

2027 Cheapest Online Nursing Informatics Degree Programs
September 2027 Best Online Master’s of Science in Nursing Degree Programs

September 2027 Best Online Master’s of Science in Nursing Degree Programs
2027 Best Nursing Schools in Utah – Accredited ADN, BSN & MSN Programs

2027 Best Nursing Schools in Utah – Accredited ADN, BSN & MSN Programs
2027 Best Nurse Practitioner Programs in California – Accredited Schools Online & Campus

2027 Best Nurse Practitioner Programs in California – Accredited Schools Online & Campus
2027 Best One-Year Online PMHNP Programs

2027 Best One-Year Online PMHNP Programs
2027 Fastest Online MSN in Nursing Education Programs

2027 Fastest Online MSN in Nursing Education Programs
2027 Most Affordable Healthcare Administration Degrees Online

2027 Most Affordable Healthcare Administration Degrees Online
2026 Best RN to BSN Programs With No Clinicals

2026 Best RN to BSN Programs With No Clinicals
2027 Best Nursing Schools in Virginia – Accredited ADN, BSN, MSN Programs

2027 Best Nursing Schools in Virginia – Accredited ADN, BSN, MSN Programs
2027 Best Online Nursing Programs in Texas – Accredited RN to BSN Programs

2027 Best Online Nursing Programs in Texas – Accredited RN to BSN Programs
2027 Most Affordable Online Medical Assistant Programs

2027 Most Affordable Online Medical Assistant Programs
2027 Easiest RN-to-MSN Online Programs to Get Into

2027 Easiest RN-to-MSN Online Programs to Get Into
2027 Best Online MSN in Forensic Nursing Programs

2027 Best Online MSN in Forensic Nursing Programs
2027 Best Online Adult-Gerontology ACNP Graduate Certificate Programs

2027 Best Online Adult-Gerontology ACNP Graduate Certificate Programs
2027 Healthcare Administration Degree Guide: Costs, Requirements & Job Opportunities

2027 Healthcare Administration Degree Guide: Costs, Requirements & Job Opportunities
2027 Best Nurse Practitioner Programs in Wisconsin – Accredited Schools Online & Campus

2027 Best Nurse Practitioner Programs in Wisconsin – Accredited Schools Online & Campus
2027 Best Online CAHME-Accredited MHA Programs

2027 Best Online CAHME-Accredited MHA Programs
2027 Fastest Doctor of Nursing Practice (DNP) Degree Programs

2027 Fastest Doctor of Nursing Practice (DNP) Degree Programs
2027 Most Affordable Online Direct Entry MSN Programs for Non-Nurses

2027 Most Affordable Online Direct Entry MSN Programs for Non-Nurses
2027 Best Nurse Practitioner Programs in Maryland – Accredited Schools Online & Campus

2027 Best Nurse Practitioner Programs in Maryland – Accredited Schools Online & Campus

Recently Published Articles

2027 Best Accelerated Online Master’s Programs in Nutrition

2027 Best Accelerated Online Master’s Programs in Nutrition
2027 Best Shortest Online Post-Master's FNP Certificate Programs

2027 Best Shortest Online Post-Master's FNP Certificate Programs
2027 How to Become a Paralegal in Texas

2027 How to Become a Paralegal in Texas
2027 Accounting Schools in California – How to Become a CPA in CA

2027 Accounting Schools in California – How to Become a CPA in CA
2027 Is Environmental Engineering a Hard Major? What Students Should Know

2027 Is Environmental Engineering a Hard Major? What Students Should Know
2027 Public Relations Degree Unemployment Risk Report: Which Career Paths Offer the Most Stability

2027 Public Relations Degree Unemployment Risk Report: Which Career Paths Offer the Most Stability
2027 Best One Year Master’s Programs Online

2027 Best One Year Master’s Programs Online
2027 Online Library Science Degree Master's Programs That Accept Transfer Credits

2027 Online Library Science Degree Master's Programs That Accept Transfer Credits
2027 How to Become a BCBA in Bakersfield, CA: Education Requirements & Certification

2027 How to Become a BCBA in Bakersfield, CA: Education Requirements & Certification
2027 Are There Any One-Year Online Mechanical Engineering Degree Programs Worth Considering?

2027 Are There Any One-Year Online Mechanical Engineering Degree Programs Worth Considering?
2027 Best Automotive Mechanic Trade School Programs

2027 Best Automotive Mechanic Trade School Programs
2027 How to Become a Licensed Pharmacist in California

2027 How to Become a Licensed Pharmacist in California
2027 Different Types of Nonprofit Management Bachelor's Degrees: Specializations, Careers, and Salaries

2027 Different Types of Nonprofit Management Bachelor's Degrees: Specializations, Careers, and Salaries
2027 Healthcare Degree Specialization Pay Report: Which Academic Tracks Lead to the Highest Earnings

2027 Healthcare Degree Specialization Pay Report: Which Academic Tracks Lead to the Highest Earnings
2027 Nutrition Master's Programs With Bridge or Foundation Courses

2027 Nutrition Master's Programs With Bridge or Foundation Courses
2027 Online Business Administration Bachelor's Degree Programs That Accept Transfer Credits

2027 Online Business Administration Bachelor's Degree Programs That Accept Transfer Credits
2027 Can You Complete an Online Creative Writing Degree Program While Working Full-Time?

2027 Can You Complete an Online Creative Writing Degree Program While Working Full-Time?
2027 Shortest Online Organizational Leadership Degree Master's Programs That Pay Well: Cost, Time to Completion, and Salary Outlook

2027 Shortest Online Organizational Leadership Degree Master's Programs That Pay Well: Cost, Time to Completion, and Salary Outlook
2027 Education Degree Specialization Pay Report: Which Academic Tracks Lead to the Highest Earnings

2027 Education Degree Specialization Pay Report: Which Academic Tracks Lead to the Highest Earnings
2027 Cheapest and Shortest Online Teaching Degree Programs That Pay Well: Cost, Duration, and Salary Outlook

2027 Cheapest and Shortest Online Teaching Degree Programs That Pay Well: Cost, Duration, and Salary Outlook
2027 Fastest Online Bachelor's in History Degree Programs

2027 Fastest Online Bachelor's in History Degree Programs