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Medicine
UK
2023

D-Index & Metrics

Medicine

D-Index
154
Citations
111906
World Ranking
991
National Ranking
103

Roger Williams publication distribution in Medicine in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Medicine in 2026. The highlighted bar marks where Roger Williams 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: 611 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: 1,753 publications — 99th percentile

99% of scientists in this discipline score the same or lower.

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

Roger Williams D-index placement in Medicine in 2026

The chart shows the D-index (discipline H-index) distribution of Medicine scientists ranked by Research.com in 2026. The highlighted bar marks where Roger Williams 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: 400 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: 154 D-Index — 95th percentile

95% of scientists in this discipline score the same or lower.

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

Research.com Recognitions

  • 2023 - Research.com Medicine in United Kingdom Leader Award

Overview

Roger Williams was a researcher affiliated with the Foundation for Liver Research in the United Kingdom. Their scientific work covered multiple fields within medicine and biological sciences, with a focus on the study and treatment of liver disease, as well as research into cancer and bacterial infections.

The main fields of study in which Williams published included Medicine and Biochemistry, Genetics and Molecular Biology. Their subfields spanned Endocrinology, Epidemiology, Molecular Biology, Oncology, and Neurology.

The topics they frequently investigated encompassed:

  • Legionella and Acanthamoeba research
  • Bacterial biofilms and quorum sensing
  • Vibrio bacteria research studies
  • Neuroendocrine Tumor Research Advances
  • Lung Cancer Research Studies
  • Neuroblastoma Research and Treatments
  • Liver Disease Diagnosis and Treatment

Williams contributed to a number of scientific papers between 2020 and 2025 published in peer-reviewed journals. Some recent publications include:

  • "Acanthamoebae as a protective reservoir for Pseudomonas aeruginosa in a clinical environment," 2024, Journal of Hospital Infection
  • "Identification of soluble immune checkpoint receptor landscape in liver metastases of neuroendocrine neoplasms: A new perspective for immunotherapy," 2020, Endocrine Abstracts
  • "P2.04A.06 A Multilevel Approach to Address Disparities in Lung Cancer Screening: The PREP Trial," 2024, Journal of Thoracic Oncology
  • "P1.04.10 Lung Cancer Screening Completion Rates as Predicted by Social Deprivation," 2025, Journal of Thoracic Oncology

The journals where Williams most frequently published include the Journal of Thoracic Oncology, Journal of Hospital Infection, and Endocrine Abstracts.

Throughout their career, Williams collaborated often with coauthors such as K.L. Taylor, G. Luta, Anu Sangraula, Scott Melvin, and Robert A. Mooney.

Williams's research spanned clinical and molecular investigations related to infectious diseases, immune checkpoint mechanisms in liver metastases, and disparities in lung cancer screening. Their multidisciplinary approach bridged clinical medicine and molecular biology in studying complex disease pathways.

Best Publications

  • Transection of the oesophagus for bleeding oesophageal varices

    R. N. H. Pugh;I. M. Murray‐Lyon;J. L. Dawson;M. C. Pietroni

  • Early indicators of prognosis in fulminant hepatic failure

    John G. O'Grady;Graeme J.M. Alexander;Karen M. Hayllar;Roger Williams

  • Acute liver failure: redefining the syndromes

    J G O'Grady;S W Schalm;R Williams

  • Long-Term Outcome of Hepatitis C Infection after Liver Transplantation

    Edward J. Gane;Bernard C. Portmann;Nikolai V. Naoumov;Heather M. Smith

  • Global challenges in liver disease

    Roger Williams

  • Addressing liver disease in the UK: A blueprint for attaining excellence in health care and reducing premature mortality from lifestyle issues of excess consumption of alcohol, obesity, and viral hepatitis

    Roger Williams;Richard Aspinall;Mark Bellis;Ginette Camps-Walsh

  • Controlled trials of charcoal hemoperfusion and prognostic factors in fulminant hepatic failure.

    John G. O'Grady;A.E.S. Gimson;C.J. O'Brien;A. Pucknell

  • Hepatic histological findings after transplantation for chronic hepatitis B virus infection, including a unique pattern of fibrosing cholestatic hepatitis.

    S. E. Davies;B. C. Portmann;J. G. O'grady;P. M. Aldis

  • Hepatitis C virus antibodies in chronic active hepatitis: pathogenetic factor or false-positive result?

    I. G. McFarlane;H. M. Smith;P. J. Johnson;G. P. Bray

  • CONTROLLED TRIAL OF PREDNISONE AND AZATHIOPRINE IN ACTIVE CHRONIC HEPATITIS

    IainM Murray-Lyon;R.B Stern;Roger Williams

  • Indications, methods, and outcomes of percutaneous liver biopsy in England and Wales: an audit by the British Society of Gastroenterology and the Royal College of Physicians of London.

    I T Gilmore;A Burroughs;I M Murray-Lyon;R Williams

  • Treatment of Hepatic Encephalopathy

    Stephen M. Riordan;Roger Williams

  • INFLUENCE OF DELTA INFECTION ON SEVERITY OF HEPATITIS B

    Antonina Smedile;Giorgio Verme;Antonietta Cargnel;Pietro Dentico

  • FIP/AAPS guidelines to dissolution/in vitro release testing of novel/special dosage forms

    Martin Siewert;Jennifer Dressman;Cynthia K. Brown;Vinod P. Shah

  • Natural history and prognostic variables in primary sclerosing cholangitis

    J.Mark Farrant;Karen M. Hayllar;Mark L. Wilkinson;John Karani

  • Specificity of T lymphocyte cytotoxicity to autologous hepatocytes in chronic hepatitis B virus infection: Evidence that T cells are directed against HBV core antigen expressed on hepatocytes

    M Mondelli;G M Vergani;A Alberti;D Vergani

  • Liver transplantation for malignant disease. Results in 93 consecutive patients.

    J G O'Grady;R J Polson;K Rolles;R Y Calne

  • A longitudinal analysis of hepatitis C virus replication following liver transplantation

    E. J. Gane;N. V. Naoumov;K.-P. Qian;M. U. Mondelli

  • Direct ex vivo analysis of hepatitis B virus-specific CD8+ T cells associated with the control of infection

    Mala K. Maini;Carolina Boni;Graham S. Ogg;Abigail S. King

  • Beneficial effect of azathioprine and prediction of prognosis in primary biliary cirrhosis: Final results of an international trial

    Erik Christensen;James Neuberger;John Crowe;Douglas G. Altman

Frequent Co-Authors

Bernard Portmann
Bernard Portmann King's College London
Nikolai V. Naoumov
Nikolai V. Naoumov Novartis (Switzerland)
A. L. W. F. Eddleston
A. L. W. F. Eddleston University of Cambridge
Graeme J. M. Alexander
Graeme J. M. Alexander University College London
Rajiv Jalan
Rajiv Jalan University College London
John O'Grady
John O'Grady King's College London
Julia Wendon
Julia Wendon King's College London
Diego Vergani
Diego Vergani King's College London
Nigel Heaton
Nigel Heaton King's College London
Peter T. Donaldson
Peter T. Donaldson University of Newcastle Australia

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