World's Best Scientists 2026 revealed!

D-Index & Metrics

Medicine

D-Index
89
Citations
23507
World Ranking
12852
National Ranking
524

Gary A. Levy 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 Gary A. Levy 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: 435 publications — 46th percentile

46% of scientists in this discipline score the same or lower.

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

Gary A. Levy 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 Gary A. Levy 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: 89 D-Index — 38th percentile

38% of scientists in this discipline score the same or lower.

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

Overview

Gary A. Levy is affiliated with the University of Toronto in Canada and has contributed extensively to the field of medicine, with a particular focus on surgery, pediatrics, molecular biology, hepatology, and public health. Their body of work encompasses a range of topics including assisted reproductive technology, organ transplantation techniques, liver physiology and pathology, ovarian function, reproductive biology, and COVID-19 clinical research.

Their recent publication record includes the following papers:

  • SARS-CoV-2 mitochondriopathy in COVID-19 pneumonia exacerbates hypoxemia, 2022, published in Redox Biology
  • Efficacy and Safety of Everolimus With Reduced Tacrolimus in Liver Transplant Recipients: 24-month Results From the Pooled Analysis of 2 Randomized Controlled Trials, 2020, published in Transplantation
  • Effects of different frozen embryo transfer regimens on abnormalities of fetal weight: a systematic review and meta-analysis, 2021, published in Human Reproduction Update
  • Beneficial effects of novel aureobasidium pullulans strains produced beta-1,3-1,6 glucans on interleukin-6 and D-dimer levels in COVID-19 patients; results of a randomized multiple-arm pilot clinical study, 2021, published in Biomedicine & Pharmacotherapy
  • Autologous Hematopoietic Stem Cell Transplantation for Liver Transplant Recipients With Recurrent Primary Sclerosing Cholangitis: A Pilot Study, 2021, published in Transplantation

Throughout their career, Gary A. Levy has frequently collaborated with several coauthors, including:

  • Senthilkumar Preethy
  • Samuel JK Abraham
  • Nobunao Ikewaki
  • Rajappa Senthilkumar
  • Vidyasagar Devaprasad Dedeepiya

Their research has appeared predominantly in a small number of key publication venues, notably:

  • bioRxiv (Cold Spring Harbor Laboratory), with 6 publications
  • Transplantation, with 2 publications
  • Clinical & Experimental Immunology, with 2 publications
  • Military Medicine, with 2 publications
  • Redox Biology, with 1 publication

The main fields of study Gary A. Levy works within are medicine, with a specialization in subfields such as:

  • Surgery
  • Pediatrics, Perinatology and Child Health
  • Molecular Biology
  • Hepatology
  • Public Health, Environmental and Occupational Health

The scientist's work spans critical topics within medical research, including:

  • Assisted Reproductive Technology and Twin Pregnancy
  • Organ Transplantation Techniques and Outcomes
  • Liver physiology and pathology
  • Liver Disease Diagnosis and Treatment
  • Ovarian function and disorders
  • Reproductive Biology and Fertility
  • COVID-19 Clinical Research Studies

Best Publications

  • Hepatic and portal vein thrombosis in cirrhosis: Possible role in development of parenchymal extinction and portal hypertension

    I R Wanless;F Wong;L M Blendis;P Greig

  • A multicenter United States-Canadian trial to assess lamivudine monotherapy before and after liver transplantation for chronic hepatitis B.

    Robert P. Perrillo;Teresa Wright;Jorge Rakela;Gary Levy

  • Definition and Classification of Negative Outcomes in Solid Organ Transplantation Application in Liver Transplantation

    Pierre-Alain Clavien;Carlos A. Camargo;Ruth Croxford;Bernard Langer

  • Ribavirin Inhibits Viral-Induced Macrophage Production of TNF, IL-1, the Procoagulant fgl2 Prothrombinase and Preserves Th1 Cytokine Production But Inhibits Th2 Cytokine Response

    Qin Ning;D. Brown;J. Parodo;M. Cattral

  • Cytokine-dependent abortion in CBA x DBA/2 mice is mediated by the procoagulant fgl2 prothrombinase [correction of prothombinase]

    David A. Clark;Gerard Chaouat;Petra C. Arck;Hans Willi Mittruecker

  • Multicenter study of lamivudine therapy for hepatitis B after liver transplantation

    Robert Perrillo;Jorge Rakela;Jules Dienstag;Gary Levy

  • Therapeutic drug monitoring of immunosuppressant drugs in clinical practice

    Barry D. Kahan;Paul Keown;Gary A. Levy;Atholl Johnston

  • Self-renewing resident arterial macrophages arise from embryonic CX3CR1 + precursors and circulating monocytes immediately after birth

    Sherine Ensan;Angela Li;Rickvinder Besla;Norbert Degousee

  • Treatment of primary liver graft nonfunction with prostaglandin E1.

    Paul D. Greig;Graham M. Woolf;Stephen B. Sinclair;Michael Abecassis

  • Patient management by neoral C2 monitoring: An international consensus statement

    Gary Levy;Eric Thervet;John R Lake;Kazuharu Uchida

  • A randomized double-blind comparative study of mycophenolate mofetil and azathioprine in combination with cyclosporine and corticosteroids in primary liver transplant recipients.

    Russell Wiesner;John Rabkin;Goran Klintmalm;Sue McDiarmid

  • SYNCYTIAL GIANT-CELL HEPATITIS : SPORADIC HEPATITIS WITH DISTINCTIVE PATHOLOGICAL FEATURES, A SEVERE CLINICAL COURSE, AND PARAMYXOVIRAL FEATURES

    M J Phillips;L M Blendis;S Poucell;J offterson

  • Clinical utility of quantitative cytomegalovirus viral load determination for predicting cytomegalovirus disease in liver transplant recipients.

    Atul Humar;Daniel Gregson;Angela M. Caliendo;Allison McGeer

  • Peak cyclosporine levels (Cmax) correlate with freedom from liver graft rejection: results of a prospective, randomized comparison of neoral and sandimmune for liver transplantation (NOF-8).

    D. Grant;N. Kneteman;J. Tchervenkov;A. Roy

  • The Fgl2/fibroleukin prothrombinase contributes to immunologically mediated thrombosis in experimental and human viral hepatitis.

    Philip A. Marsden;Qin Ning;Laisum S. Fung;Xioping Luo

  • Improved clinical outcomes for liver transplant recipients using cyclosporine monitoring based on 2-hr post-dose levels (C2).

    G. Levy;P. Burra;A. Cavallari;C. Duvoux

  • Murine hepatitis virus strain 1 produces a clinically relevant model of severe acute respiratory syndrome in A/J mice

    Nadine De Albuquerque;Ehtesham Baig;Xuezhong Ma;Jianhua Zhang

  • Biochemical and clinical response of fulminant viral hepatitis to administration of prostaglandin E. A preliminary report.

    S B Sinclair;P D Greig;L M Blendis;M Abecassis

  • Acute Rejection Increases Risk of Graft Failure and Death in Recent Liver Transplant Recipients

    Josh Levitsky;David Goldberg;Abigail R. Smith;Sarah A. Mansfield

  • Biliary Strictures in 130 Consecutive Right Lobe Living Donor Liver Transplant Recipients: Results of a Western Center

    S. A. Shah;D. R. Grant;I. D. McGilvray;P. D. Greig

Frequent Co-Authors

Paul D. Greig
Paul D. Greig Toronto General Hospital
David R. Grant
David R. Grant Toronto General Hospital
Reginald M. Gorczynski
Reginald M. Gorczynski University of Toronto
Julian L. Leibowitz
Julian L. Leibowitz Texas A&M University
David A. Clark
David A. Clark McMaster University
Michael Abecassis
Michael Abecassis University of Arizona
David M. Grant
David M. Grant University of Nottingham
Atul Humar
Atul Humar University Health Network
Ori D. Rotstein
Ori D. Rotstein University of Toronto
Thomas S. Edgington
Thomas S. Edgington Scripps Research Institute

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