World's Best Scientists 2026 revealed!
Terry P. Klassen

Terry P. Klassen

D-Index & Metrics

Medicine

D-Index
100
Citations
37233
World Ranking
8264
National Ranking
317

Terry P. Klassen 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 Terry P. Klassen 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: 391 publications — 37th percentile

37% of scientists in this discipline score the same or lower.

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

Terry P. Klassen 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 Terry P. Klassen 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: 100 D-Index — 60th percentile

60% of scientists in this discipline score the same or lower.

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

Overview

Terry P. Klassen is affiliated with the University of Manitoba in Canada and has published extensively in the field of Medicine, with a focus on Emergency Medicine, General Health Professions, Epidemiology, Infectious Diseases, and Pediatrics, Perinatology and Child Health.

Their research topics include Emergency and Acute Care Studies, Respiratory viral infections research, Meta-analysis and systematic reviews, Trauma and Emergency Care Studies, Health Systems, Economic Evaluations, Quality of Life, Pneumonia and Respiratory Infections, and COVID-19 Clinical Research Studies.

Recent papers authored or co-authored by Klassen cover a range of clinical and systematic review topics, including:

  • Post-COVID-19 Conditions Among Children 90 Days After SARS-CoV-2 Infection, 2022, JAMA Network Open
  • Nebulised hypertonic saline solution for acute bronchiolitis in infants, 2023, Cochrane Database of Systematic Reviews
  • Intravenous immunoglobulin for presumed viral myocarditis in children and adults, 2020, Cochrane Database of Systematic Reviews
  • Outcomes of SARS-CoV-2-Positive Youths Tested in Emergency Departments, 2022, JAMA Network Open
  • Effect of Nebulized Magnesium vs Placebo Added to Albuterol on Hospitalization Among Children With Refractory Acute Asthma Treated in the Emergency Department, 2020, JAMA

Frequent co-authors include Amy C. Plint, Stephen B. Freedman, Anna Heath, Martin Offringa, and Naveen Poonai, reflecting a collaborative research network.

Klassen's work is regularly published in several notable venues, including:

  • Trials
  • JAMA Network Open
  • PEDIATRICS
  • BMJ Open
  • Cochrane Database of Systematic Reviews

Best Publications

  • Does quality of reports of randomised trials affect estimates of intervention efficacy reported in meta-analyses

    David Moher;David Moher;Ba' Pham;Alison Jones;Deborah J Cook

  • Effects of exercise on breast cancer patients and survivors: a systematic review and meta-analysis

    Margaret L. McNeely;Kristin L. Campbell;Brian H. Rowe;Terry P. Klassen

  • Clinical Risk Score for Persistent Postconcussion Symptoms Among Children With Acute Concussion in the ED

    Roger Zemek;Nick Barrowman;Stephen B. Freedman;Jocelyn Gravel

  • Meditation practices for health: state of the research.

    Maria B Ospina;Kenneth Bond;Mohammad Karkhaneh;Lisa Tjosvold

  • Methodology and reports of systematic reviews and meta-analyses: a comparison of Cochrane reviews with articles published in paper-based journals.

    Alejandro R. Jadad;Deborah J. Cook;Alison Jones;Terry P. Klassen

  • Nebulised hypertonic saline solution for acute bronchiolitis in infants

    Linjie Zhang;Raúl A Mendoza-Sassi;Claire Wainwright;Terry P Klassen

  • Completeness of reporting of trials published in languages other than English: implications for conduct and reporting of systematic reviews

    D. Moher;P. Fortin;A.R. Jadad;P. Jüni

  • CATCH: a clinical decision rule for the use of computed tomography in children with minor head injury

    Martin H. Osmond;Terry P. Klassen;George A. Wells;Rhonda Correll

  • Efficacy and safety of exogenous melatonin for secondary sleep disorders and sleep disorders accompanying sleep restriction: meta-analysis

    Nina Buscemi;Ben Vandermeer;Nicola Hooton;Rena Pandya

  • What contributions do languages other than English make on the results of meta-analyses?

    David Moher;David Moher;Pham;Terry P Klassen;Terry P Klassen;Kenneth F Schulz

  • The Efficacy and Safety of Drug Treatments for Chronic Insomnia in Adults: A Meta-analysis of RCTs

    Nina Buscemi;Ben Vandermeer;Carol Friesen;Liza Bialy

  • Standard 6: Age Groups for Pediatric Trials

    Katrina Williams;Denise Thomson;Iva Seto;Despina G. Contopoulos-Ioannidis

  • Epinephrine for bronchiolitis.

    Lisa Hartling;Liza M Bialy;Ben Vandermeer;Lisa Tjosvold

  • The efficacy and safety of exogenous melatonin for primary sleep disorders. A meta-analysis.

    Nina Buscemi;Ben Vandermeer;Nicola Hooton;Rena Pandya

  • Systematic Review: Cardiac Resynchronization in Patients with Symptomatic Heart Failure

    Finlay A. McAlister;Justin A. Ezekowitz;Natasha Wiebe;Brian Rowe

  • Effectiveness of a home-based balance-training program in reducing sports-related injuries among healthy adolescents: a cluster randomized controlled trial

    Carolyn A. Emery;J. David Cassidy;Terry P. Klassen;Rhonda J. Rosychuk

  • Music for pain and anxiety in children undergoing medical procedures: A systematic review of randomized controlled trials

    J.A. Klassen;Y. Liang;L. Tjosvold;T.P. Klassen

  • Glucocorticoids for acute viral bronchiolitis in infants and young children.

    Ricardo M Fernandes;Liza M Bialy;Ben Vandermeer;Lisa Tjosvold

  • The inclusion of reports of randomised trials published in languages other than English in systematic reviews.

    D Moher;B Pham;ML Lawson;TP Klassen

  • Manifestations and Management of Chronic Insomnia in Adults: Summary

    N Buscemi;B Vandermeer;C Friesen;L Bialy

Frequent Co-Authors

Lisa Hartling
Lisa Hartling University of Alberta
Brian H. Rowe
Brian H. Rowe University of Alberta
David Moher
David Moher Ottawa Hospital
Jeremy M. Grimshaw
Jeremy M. Grimshaw Ottawa Hospital
Katrina Williams
Katrina Williams University of Melbourne
Claire E. Wainwright
Claire E. Wainwright University of Queensland
Anita L. Kozyrskyj
Anita L. Kozyrskyj University of Alberta
Robert W. Platt
Robert W. Platt McGill University
Thomas J. Marrie
Thomas J. Marrie Dalhousie University
Ian G. Stiell
Ian G. Stiell University of Ottawa

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