World's Best Scientists 2026 revealed!
Sonia Hernandez-Diaz

Sonia Hernandez-Diaz

D-Index & Metrics

Medicine

D-Index
98
Citations
40537
World Ranking
8849
National Ranking
4558

Sonia Hernandez-Diaz 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 Sonia Hernandez-Diaz 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: 411 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.

Sonia Hernandez-Diaz 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 Sonia Hernandez-Diaz 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: 98 D-Index — 57th percentile

57% of scientists in this discipline score the same or lower.

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

Overview

Sonia Hernandez-Diaz is affiliated with Harvard University in the United States. Their research primarily focuses on medicine, with a significant emphasis on public health, pediatrics, perinatology, obstetrics, epidemiology, and psychiatry and mental health.

Their work spans several main topics related to pregnancy and maternal health, including:

  • Pregnancy and Medication Impact
  • Maternal Mental Health During Pregnancy and Postpartum
  • Pregnancy and Preeclampsia Studies
  • COVID-19 Impact on Reproduction
  • Prenatal Substance Exposure Effects
  • Pharmacological Effects and Toxicity Studies
  • Gestational Diabetes Research and Management

Among the recent papers authored or co-authored by Hernandez-Diaz are:

  • COVID-19 vaccine acceptance among pregnant women and mothers of young children: results of a survey in 16 countries (2021), published in European Journal of Epidemiology
  • Effectiveness of the BNT162b2 mRNA COVID-19 vaccine in pregnancy (2021), published in Nature Medicine
  • A cross-national study of factors associated with women's perinatal mental health and wellbeing during the COVID-19 pandemic (2021), published in PLoS ONE
  • Buprenorphine versus Methadone for Opioid Use Disorder in Pregnancy (2022), published in New England Journal of Medicine
  • Hydroxychloroquine early in pregnancy and risk of birth defects (2020), published in American Journal of Obstetrics and Gynecology

Frequent co-authors collaborating with Hernandez-Diaz include:

  • Krista F. Huybrechts
  • Brian T. Bateman
  • Loreen Straub
  • Helen Mogun
  • Kathryn J. Gray

Hernandez-Diaz's publications are frequently found in the following venues, highlighting a consistent contribution to specific scientific journals:

  • American Journal of Epidemiology
  • Pharmacoepidemiology and Drug Safety
  • American Journal of Obstetrics and Gynecology
  • Epidemiology
  • JAMA Psychiatry

Best Publications

  • A structural approach to selection bias.

    Miguel A Hernán;Sonia Hernández-Díaz;James M Robins

  • Causal Knowledge as a Prerequisite for Confounding Evaluation: An Application to Birth Defects Epidemiology

    Miguel A. Hernán;Sonia Hernández-Díaz;Martha M. Werler;Allen A. Mitchell

  • Major congenital malformations after first-trimester exposure to ACE inhibitors

    William O. Cooper;Sonia Hernandez-Diaz;Patrick G. Arbogast;Judith A. Dudley

  • Selective Serotonin-Reuptake Inhibitors and Risk of Persistent Pulmonary Hypertension of the Newborn

    Christina D Chambers;Sonia Hernandez-Diaz;Linda J Van Marter;Martha M Werler

  • Folic Acid Antagonists During Pregnancy and the Risk of Birth Defects

    Sonia Hernández-Diaz;Martha M. Werler;Alexander M. Walker;Allen A. Mitchell

  • Association Between Nonsteroidal Anti-inflammatory Drugs and Upper Gastrointestinal Tract Bleeding/Perforation: An Overview of Epidemiologic Studies Published in the 1990s

    Sonia Hernández-Díaz;Luis Alberto García Rodríguez

  • Medication use during pregnancy, with particular focus on prescription drugs: 1976-2008

    Allen A Mitchell;Suzanne M Gilboa;Martha M Werler;Katherine E Kelley

  • First-Trimester Use of Selective Serotonin-Reuptake Inhibitors and the Risk of Birth Defects

    C. Louik;A.E. Lin;M.M. Werler;S. Hernández-Díaz

  • Comparative safety of antiepileptic drugs during pregnancy

    S. Hernández-Díaz;C.R. Smith;A. Shen;R. Mittendorf

  • Risk of pre-eclampsia in first and subsequent pregnancies: prospective cohort study.

    Sonia Hernández-Díaz;Sengwee Toh;Sven Cnattingius

  • Specifying a target trial prevents immortal time bias and other self-inflicted injuries in observational analyses

    Miguel A. Hernán;Miguel A. Hernán;Brian C. Sauer;Sonia Hernández-Díaz;Robert Platt

  • The effect of combined antiretroviral therapy on the overall mortality of HIV-infected individuals

    Maile Ray;Roger Logan;Jonathan A C Sterne;Sonia Hernández-Díaz

  • Beyond the intention-to-treat in comparative effectiveness research

    Miguel A Hernán;Sonia Hernández-Díaz

  • COVID-19 vaccine acceptance among pregnant women and mothers of young children: results of a survey in 16 countries.

    Malia Skjefte;Michelle Ngirbabul;Oluwasefunmi Akeju;Daniel Escudero

  • Antidepressant Use in Pregnancy and the Risk of Cardiac Defects

    K.F. Huybrechts;K. Palmsten;J. Avorn;L.S. Cohen

  • Use of over-the-counter medications during pregnancy.

    Martha M. Werler;Allen A. Mitchell;Sonia Hernandez-Diaz;Margaret A. Honein

  • The Birth Weight “Paradox” Uncovered?

    Sonia Hernández-Díaz;Enrique F. Schisterman;Miguel A. Hernán

  • Relative risk of upper gastrointestinal complications among users of acetaminophen and nonsteroidal anti-inflammatory drugs.

    Luis Alberto García Rodríguez;Sonia Hernández-Díaz

  • Development of a comorbidity index for use in obstetric patients.

    Brian T. Bateman;Jill M. Mhyre;Sonia Hernandez-Diaz;Krista F. Huybrechts

  • Increase in Prescription Opioid Use During Pregnancy Among Medicaid-enrolled Women

    R. J. Desai;S. Hernandez-Diaz;B. T. Bateman;K. F. Huybrechts

Frequent Co-Authors

Brian T. Bateman
Brian T. Bateman Stanford University
Allen A. Mitchell
Allen A. Mitchell Boston University
Miguel A. Hernán
Miguel A. Hernán Harvard University
Luis A. García Rodríguez
Luis A. García Rodríguez Centro Español de Investigación Farmacoepidemiológica
Paige L. Williams
Paige L. Williams Harvard University
Robert J. Glynn
Robert J. Glynn Harvard Medical School
Lewis B. Holmes
Lewis B. Holmes Harvard University
Lee S. Cohen
Lee S. Cohen Harvard University
Catarina Almqvist
Catarina Almqvist Karolinska Institute
Mika Gissler
Mika Gissler Finnish Institute for Health and Welfare

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