World's Best Scientists 2026 revealed!

D-Index & Metrics

Medicine

D-Index
78
Citations
20325
World Ranking
18109
National Ranking
9027

John P. Merrill 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 John P. Merrill 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: 338 publications — 25th percentile

25% of scientists in this discipline score the same or lower.

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

John P. Merrill 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 John P. Merrill 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: 78 D-Index — 12th percentile

12% of scientists in this discipline score the same or lower.

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

Overview

John P. Merrill was affiliated with Harvard University in the United States. Their research spanned several fields within medicine and health professions, focusing primarily on dementia, geriatric care, and public health.

Their scholarly output included two recent papers published between 2020 and 2021. These were:

  • Clinical and Demographic Profiles of Home Care Patients With Alzheimer's Disease and Related Dementias: Implications for Information Transfer Across Care Settings (2021), Journal of Applied Gerontology
  • Modernizing State Public Health Enabling Statutes to Reflect the Mission and Essential Services of Public Health (2020), UNC Libraries

John P. Merrill collaborated with several co-authors throughout their career, including:

  • Miriam Ryvicker
  • Yolanda Barrón
  • Shivani Shah
  • Stanley Moore
  • James M. Noble

Their frequent publication venues were:

  • Journal of Applied Gerontology
  • UNC Libraries

The main fields of study encompassed:

  • Medicine
  • Health Professions

The research also addressed various subfields, such as:

  • General Health Professions
  • Psychiatry and Mental Health
  • Public Health, Environmental and Occupational Health

John P. Merrill's work covered key topics including:

  • Dementia and Cognitive Impairment Research
  • Geriatric Care and Nursing Homes
  • Palliative Care and End-of-Life Issues
  • Public Health Policies and Education

Best Publications

  • Successful Homotransplantation of the Human Kidney Between Identical Twins

    John P. Merrill;Joseph E. Murray;J. Hartwell Harrison;Warren R. Guild

  • EXPERIENCES WITH RENAL HOMOTRANSPLANTATION IN THE HUMAN: REPORT OF NINE CASES

    David M. Hume;John P. Merrill;Benjamin F. Miller;George W. Thorn

  • Prolonged survival of human-kidney homografts by immunosuppressive drug therapy.

    J E Murray;J P Merrill;J H Harrison;R E Wilson

  • Renal failure in the patient with cirrhosis: The role of active vasoconstriction

    Murray Epstein;Dennis P. Berk;Norman K. Hollenberg;Douglass F. Adams

  • Senescence and the renal vasculature in normal man.

    Norman K. Hollenberg;Douglass F. Adams;Harold S. Solomon;Abdur Rashid

  • Acute oliguric renal failure in man: evidence for preferential renal cortical ischemia.

    Hollenberg Nk;Epstein M;Rosen Sm;Basch Ri

  • Renal homotransplantation in identical twins.

    J H Harrison;J P Merrill;J E Murray

  • Kidney Transplantation Between Seven Pairs of Identical Twins

    Joseph Murray;John Merrill;J. Harrison

  • Successful Pregnancies after Human Renal Transplantation

    J E Murray;D E Reid;J H Harrison;J P Merrill

  • Secondary hyperparathyroidism and renal osteodystrophy in chronic renal failure. Analysis of 195 patients, with observations on the effects of chronic dialysis, kidney transplantation and subtotal parathyroidectomy.

    A I Katz;C L Hampers;J P Merrill

  • Five years' experience in renal transplantation with immunosuppressive drugs: survival, function, complications, and the role of lymphocyte depletion by thoracic duct fistula.

    J E Murray;R E Wilson;N L Tilney;J P Merrill

  • Kidney transplantation in modified recipients.

    Joseph E. Murray;John P. Merrill;Gustave J. Dammin;James B. Dealy

  • Effect of chronic renal failure and hemodialysis on carbohydrate metabolism.

    C L Hampers;J S Soeldner;P B Doak;J P Merrill

  • Successful Homotransplantation of the Kidney between Nonidentical Twins

    John P. Merrill;Joseph E. Murray;J. Hartwell Harrison;Eli A. Friedman

  • Survival of Patients Undergoing Chronic Hemodialysis and Renal Transplantation

    Lowrie Eg;Lazarus Jm;Mocelin Aj;Bailey Gl

  • Renal vascular tone in essential and secondary hypertension: hemodynamic and angiographic responses to vasodilators.

    Hollenberg Nk;Adams Df;Solomon H;Chenitz Wr

  • Adriamycin and Enhanced Radiation Reaction in Normal Esophagus and Skin

    F.A. Greco;H.D. Brereton;H. Kent;H. Zimbler

  • The modulating influence of cyclic nucleotides upon lymphocyte-mediated cytotoxicity.

    Terry B. Strom;Charles B. Carpenter;Marvin R. Garovoy;K. Frank Austen

  • Study on transplantation immunity after total body irradiation: clinical and experimental investigation.

    Murray Je;Merrill Jp;Dammin Gj;Dealy Jb

  • Successful homotransplantation of the human kidney between identical twins. Commentary

    John P. Merrill;Joseph E. Murray;J. Hartwell Harrison;Warren R. Guild

Frequent Co-Authors

Norman K. Hollenberg
Norman K. Hollenberg Brigham and Women's Hospital
Charles B. Carpenter
Charles B. Carpenter Brigham and Women's Hospital
J. Michael Lazarus
J. Michael Lazarus Fresenius Medical Care (Germany)
Alan B. Retik
Alan B. Retik Boston Children's Hospital
Nicholas L. Tilney
Nicholas L. Tilney Brigham and Women's Hospital
Peter H. Schur
Peter H. Schur Brigham and Women's Hospital
Thomas J. Gill
Thomas J. Gill New England Baptist Hospital
K. Frank Austen
K. Frank Austen Brigham and Women's Hospital
Martin S. Hirsch
Martin S. Hirsch Harvard Medical School

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