World's Best Scientists 2026 revealed!
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Best Female Scientists
2025

D-Index & Metrics

Best Female Scientists

D-Index
128
Citations
76889
World Ranking
378
National Ranking
228

Medicine

D-Index
129
Citations
79282
World Ranking
2547
National Ranking
1434

Anna S.F. Lok 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 Anna S.F. Lok 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: 554 publications — 66th percentile

66% of scientists in this discipline score the same or lower.

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

Anna S.F. Lok 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 Anna S.F. Lok 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: 129 D-Index — 88th percentile

88% 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

  • 2025 - Research.com Best Female Scientists Award

Overview

Anna S.F. Lok is affiliated with the University of Michigan-Ann Arbor in the United States. Their research work primarily focuses on medicine, with significant contributions in epidemiology and hepatology, alongside studies in surgery, oncology, and cancer research.

The scientist's main topics of investigation include liver disease diagnosis and treatment, hepatitis C virus research, hepatitis B virus studies, liver disease and transplantation, hepatocellular carcinoma treatment and prognosis, hepatitis viruses studies and epidemiology, and liver diseases and immunity.

Anna S.F. Lok has published research extensively in several leading venues:

  • Hepatology (22 publications)
  • Journal of Hepatology (15 publications)
  • Gastroenterology (15 publications)
  • Clinical Gastroenterology and Hepatology (14 publications)
  • The American Journal of Gastroenterology (13 publications)

Their recent notable papers include:

  • "Hepatitis B," 2023, The Lancet
  • "How to achieve functional cure of HBV: Stopping NUCs, adding interferon or new drug development?", 2022, Journal of Hepatology
  • "Progress towards elimination goals for viral hepatitis," 2020, Nature Reviews Gastroenterology & Hepatology
  • "International Liver Cancer Association (ILCA) White Paper on Biomarker Development for Hepatocellular Carcinoma," 2021, Gastroenterology
  • "DAA therapy and long-term hepatic function in advanced/decompensated cirrhosis: Real-world experience from HCV-TARGET cohort," 2020, Journal of Hepatology

Anna S.F. Lok frequently collaborates with several researchers, including:

  • Norah A. Terrault
  • Marc G. Ghany
  • Elliot B. Tapper
  • Mandana Khalili
  • Harry L.A. Janssen

Best Publications

  • A simple noninvasive index can predict both significant fibrosis and cirrhosis in patients with chronic hepatitis C

    Chun-Tao Wai;Joel K. Greenson;Robert J. Fontana;John D. Kalbfleisch

  • Chronic hepatitis B

    Anna Suk-Fong Lok;Brian J. McMahon

  • Update on prevention, diagnosis, and treatment of chronic hepatitis B: AASLD 2018 hepatitis B guidance

    Norah A. Terrault;Anna S.F. Lok;Brian J. McMahon;Kyong Mi Chang

  • Chronic hepatitis B: Update 2009

    Anna S. F. Lok;Brian J. McMahon

  • A comparison of entecavir and lamivudine for HBeAg-positive chronic hepatitis B

    Ting Tsung Chang;Robert G. Gish;Robert De Man;Adrian Gadano

  • Entecavir versus Lamivudine for Patients with HBeAg-Negative Chronic Hepatitis B

    Ching Lung Lai;Daniel Shouval;Anna S. Lok;Ting Tsung Chang

  • Daclatasvir plus sofosbuvir for previously treated or untreated chronic HCV infection

    Mark S. Sulkowski;David F. Gardiner;Maribel Rodriguez-Torres;K. Rajender Reddy

  • Long-term safety of lamivudine treatment in patients with chronic hepatitis B.

    Anna S.F. Lok;Ching Lung Lai;Nancy Leung;Guang Bi Yao

  • Management of hepatitis B: 2000--summary of a workshop.

    Anna S. Lok;E.Jenny Heathcote;Jay H. Hoofnagle

  • Management of Hepatitis B: Summary of a Clinical Research Workshop

    Jay H. Hoofnagle;Edward Doo;T. Jake Liang;Russell Fleischer

  • EASL International Consensus Conference on Hepatitis C, Paris, 26-28 February 1999: Consensus Statement

    J. P. Benhamou;J. Rodes;H. Alter;H. Bismuth

  • Preliminary Study of Two Antiviral Agents for Hepatitis C Genotype 1

    Anna S. Lok;David F. Gardiner;Eric Lawitz;Claudia Martorell

  • α-Fetoprotein, Des-γ Carboxyprothrombin, and Lectin-Bound α-Fetoprotein in Early Hepatocellular Carcinoma

    Jorge A. Marrero;Ziding Feng;Yinghui Wang;Mindie H. Nguyen

  • Incidence of Hepatocellular Carcinoma and Associated Risk Factors in Hepatitis C-Related Advanced Liver Disease

    Anna S. Lok;Leonard B. Seeff;Timothy R. Morgan;Adrian M. di Bisceglie

  • NAFLD may be a common underlying liver disease in patients with hepatocellular carcinoma in the United States

    Jorge A. Marrero;Robert J. Fontana;Grace L. Su;Hari S. Conjeevaram

  • Prognosis of hepatocellular carcinoma: Comparison of 7 staging systems in an American cohort

    Jorge A. Marrero;Robert J. Fontana;Ashley Barrat;Frederick Askari

  • Natural history of chronic hepatitis B virus infection: What we knew in 1981 and what we know in 2005

    Hyung Joon Yim;Anna Suk Fong Lok

  • Antiviral drug-resistant HBV: standardization of nomenclature and assays and recommendations for management.

    Anna S. Lok;Fabien Zoulim;Stephen Locarnini;Angeline Bartholomeusz

  • Chronic hepatitis B: update of recommendations.

    Anna S.F. Lok;Brian J. McMahon

  • National Institutes of Health Consensus Development Conference panel statement: Management of hepatitis C

    D. W. Powell;B. Z. Abramson;J. A. Balint;S. Belle

Frequent Co-Authors

Robert J. Fontana
Robert J. Fontana University of Michigan–Ann Arbor
Marc G. Ghany
Marc G. Ghany National Institutes of Health
William M. Lee
William M. Lee The University of Texas Southwestern Medical Center
Timothy R. Morgan
Timothy R. Morgan California State University, Long Beach
Jules L. Dienstag
Jules L. Dienstag Harvard University
Norah A. Terrault
Norah A. Terrault University of Southern California
Herbert L. Bonkovsky
Herbert L. Bonkovsky Wake Forest University
Richard K. Sterling
Richard K. Sterling Virginia Commonwealth University
Adrian M. Di Bisceglie
Adrian M. Di Bisceglie Saint Louis University
Gregory T. Everson
Gregory T. Everson University of Colorado Denver

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