World's Best Scientists 2026 revealed!

D-Index & Metrics

Medicine

D-Index
94
Citations
28956
World Ranking
10574
National Ranking
21

Carl Lombard 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 Carl Lombard 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: 479 publications — 54th percentile

54% of scientists in this discipline score the same or lower.

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

Carl Lombard 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 Carl Lombard 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: 94 D-Index — 49th percentile

49% of scientists in this discipline score the same or lower.

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

Overview

Carl Lombard is affiliated with Stellenbosch University in South Africa and has a substantial research output primarily in the field of Medicine, with a focus on HIV/AIDS and related health issues. Their work encompasses several subfields including General Health Professions, Infectious Diseases, Epidemiology, Cardiology and Cardiovascular Medicine, and Clinical Psychology.

The scientist's research primarily addresses topics such as HIV/AIDS Research and Interventions, Adolescent Sexual and Reproductive Health, HIV-related health complications and treatments, as well as intersections of HIV with drug use and sexual risk. Additional areas of focus include Intimate Partner and Family Violence, Child Abuse and Trauma, and broader HIV/AIDS Impact and Responses.

Recent published papers include:

  • Comparing dedicated and designated approaches to integrating task-shared psychological interventions into chronic disease care in South Africa: a three-arm, cluster randomised, multicentre, open-label trial, 2022, The Lancet
  • The prevalence of unintended pregnancy and its association with HIV status among pregnant women in South Africa, a national antenatal survey, 2019, 2021, Scientific Reports
  • Associations Between Patterns of Alcohol Use and Viral Load Suppression Amongst Women Living with HIV in South Africa, 2021, AIDS and Behavior
  • Recent HIV infection among pregnant women in the 2017 antenatal sentinel cross-sectional survey, South Africa: Assay-based incidence measurement, 2021, PLoS ONE
  • Parenting, mental health and economic pathways to prevention of violence against children in South Africa, 2020, Social Science & Medicine

Frequent co-authors in their body of work include Mireille Cheyip, Naeemah Abrahams, Shibe Mhlongo, Nasheeta Peer, and Rachel Jewkes.

The venues where their work is often published feature prominently in public health and biomedical sciences, including PLoS ONE, Scientific Reports, AIDS and Behavior, Journal of Affective Disorders, and European Journal of Psychotraumatology.

Best Publications

  • Sperm morphologic features as a prognostic factor in in vitro fertilization.

    Thinus F. Kruger;Roelof Menkveld;Frik S.H. Stander;Carl J. Lombard

  • β-Carotene–rich orange-fleshed sweet potato improves the vitamin A status of primary school children assessed with the modified-relative-dose-response test

    Paul J van Jaarsveld;Mieke Faber;Sherry A Tanumihardjo;Penelope Nestel

  • Associations among adolescent risk behaviours and self-esteem in six domains.

    Lauren G. Wild;A. J. Flisher;Arvinkumar Bhana;Carl Lombard

  • A fivefold reduction in the incidence of recurrent ankle sprains in soccer players using the Sport-Stirrup orthosis.

    Iqbal Surve;Martin P. Schwellnus;Tim Noakes;Carl Lombard

  • Bullying, violence, and risk behavior in South African school students

    Holan Liang;Alan J. Flisher;Carl J. Lombard

  • A Refined Symptom-Based Approach to Diagnose Pulmonary Tuberculosis in Children

    Ben J Marais;Robert P Gie;Anneke C Hesseling;H Simon Schaaf

  • Randomised controlled trial of self-supervised and directly observed treatment of tuberculosis

    Merrick Zwarenstein;Jan H Schoeman;Caesar Vundule;Carl J Lombard

  • Task shifting of antiretroviral treatment from doctors to primary-care nurses in South Africa (STRETCH): a pragmatic, parallel, cluster-randomised trial.

    Lara Fairall;Max O Bachmann;Carl Lombard;Venessa Timmerman

  • Hemodynamic effects of ephedrine, phenylephrine, and the coadministration of phenylephrine with oxytocin during spinal anesthesia for elective cesarean delivery.

    Robert A. Dyer;Anthony R. Reed;Dominique van Dyk;Michelle J. Arcache

  • Predictive value of normal sperm morphology: a structured literature review

    K Coetzee;TF Kruge;CJ Lombard

  • Semen parameters, including WHO and strict criteria morphology, in a fertile and subfertile population: an effort towards standardization of in-vivo thresholds

    Roelof Menkveld;Wai Yee Wong;Carl J. Lombard;Alex M.M. Wetzels

  • Exclusive breastfeeding promotion by peer counsellors in sub-Saharan Africa (PROMISE-EBF) : a cluster-randomised trial

    Thorkild Tylleskär;Debra Jackson;Nicolas Meda;Ingunn Marie S Engebretsen

  • Effect of isoniazid prophylaxis on mortality and incidence of tuberculosis in children with HIV: randomised controlled trial.

    Heather J Zar;Mark F Cotton;Stanzi Strauss;Janine Karpakis

  • Predictive value of normal sperm morphology in intrauterine insemination (IUI): a structured literature review

    J. Van Waart;T. F. Kruger;C. J. Lombard;W. Ombelet

  • Effect on mortality of point-of-care, urine-based lipoarabinomannan testing to guide tuberculosis treatment initiation in HIV-positive hospital inpatients: a pragmatic, parallel-group, multicountry, open-label, randomised controlled trial

    Jonny G Peter;Lynn S Zijenah;Duncan Chanda;Duncan Chanda;Petra Clowes;Petra Clowes

  • Suicidal ideation and attempts in adolescents: associations with depression and six domains of self-esteem

    Lauren G. Wild;Alan J. Flisher;Carl Lombard

  • Mortality of Women From Intimate Partner Violence in South Africa: A National Epidemiological Study

    Naeemah Abrahams;Rachel Jewkes;Lorna J. Martin;Shanaaz Mathews

  • Emotional Intelligence Scores Predict Team Sports Performance in a National Cricket Competition

    David Crombie;Carl Lombard;Tim Noakes

  • Rising Diabetes Prevalence among Urban-Dwelling Black South Africans

    Nasheeta Peer;Krisela Steyn;Carl Lombard;Estelle V. Lambert

  • Psychological distress among women suffering from couple infertility in South Africa: a quantitative assessment

    Silks J. Dyer;Naeema Abrahams;N.E. Mokoena;C.J. Lombard

Frequent Co-Authors

Debra Jackson
Debra Jackson University of Sydney
Naomi S. Levitt
Naomi S. Levitt University of Cape Town
Alan J. Flisher
Alan J. Flisher University of Cape Town
Merrick Zwarenstein
Merrick Zwarenstein University of Western Ontario
Rachel Jewkes
Rachel Jewkes South African Medical Research Council
Tanya Doherty
Tanya Doherty South African Medical Research Council
Catherine Mathews
Catherine Mathews South African Medical Research Council
Eric D. Bateman
Eric D. Bateman University of Cape Town
Naeemah Abrahams
Naeemah Abrahams South African Medical Research Council
Nulda Beyers
Nulda Beyers Stellenbosch University

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