World's Best Scientists 2026 revealed!

D-Index & Metrics

Medicine

D-Index
79
Citations
18847
World Ranking
17734
National Ranking
1606

George B. Hanna 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 George B. Hanna 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: 408 publications — 40th percentile

40% of scientists in this discipline score the same or lower.

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

George B. Hanna 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 George B. Hanna 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: 79 D-Index — 14th percentile

14% of scientists in this discipline score the same or lower.

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

Overview

George B. Hanna is affiliated with Imperial College London in the United Kingdom. Their research primarily focuses on Medicine, with a significant emphasis in subfields including Surgery, Pulmonary and Respiratory Medicine, Biomedical Engineering, Molecular Biology, and Oncology.

Major topics addressed in their work include:

  • Esophageal Cancer Research and Treatment
  • Gastric Cancer Management and Outcomes
  • Esophageal and GI Pathology
  • Advanced Chemical Sensor Technologies
  • Lung Cancer Diagnosis and Treatment
  • Metabolomics and Mass Spectrometry Studies
  • Colorectal Cancer Surgical Treatments

The scientist has contributed extensively to several prominent publication venues, including:

  • Diseases of the Esophagus
  • Annals of Surgery
  • British Journal of Surgery
  • European Journal of Surgical Oncology
  • Journal of Clinical Oncology

Significant recent papers authored or co-authored by George B. Hanna include:

  • Association of Surgical Skill Assessment With Clinical Outcomes in Cancer Surgery, 2020, JAMA Surgery
  • Neo-AEGIS (Neoadjuvant trial in Adenocarcinoma of the Esophagus and Esophago-Gastric Junction International Study): Preliminary results of phase III RCT of CROSS versus perioperative chemotherapy (Modified MAGIC or FLOT protocol). (NCT01726452), 2021, Journal of Clinical Oncology
  • Identification of Subtypes of Barrett's Esophagus and Esophageal Adenocarcinoma Based on DNA Methylation Profiles and Integration of Transcriptome and Genome Data, 2020, Gastroenterology
  • Implementation of Minimally Invasive Esophagectomy From a Randomized Controlled Trial Setting to National Practice, 2020, Journal of Clinical Oncology
  • Selected ion flow tube mass spectrometry for targeted analysis of volatile organic compounds in human breath, 2021, Nature Protocols

Frequent collaborators in their research include:

  • Sheraz R. Markar
  • Piers R. Boshier
  • Mark I. van Berge Henegouwen
  • John V. Reynolds
  • Christopher J. Peters

Best Publications

  • Pan-cancer analysis of whole genomes

    Peter J. Campbell;Gad Getz;Jan O. Korbel;Joshua M. Stuart

  • Appendiceal tumors: retrospective clinicopathologic analysis of appendiceal tumors from 7,970 appendectomies.

    S. J. Connor;G. B. Hanna;F. A. Frizelle

  • Global patient outcomes after elective surgery: Prospective cohort study in 27 low-, middle- and high-income countries

    T Ahmad;RA Bouwman;I Grigoras;C Aldecoa

  • E.A.E.S. multicenter prospective randomized trial comparing two-stage vs single-stage management of patients with gallstone disease and ductal calculi

    A. Cuschieri;E. Lezoche;M. Morino;E. Croce

  • Surgical device with an end-effector assembly for monitoring of tissue during a surgical procedure

    Shobhit Arya;Lei Su;Vadzim Chalau;Kristy Lee Cloyd

  • Surgical device with an end effector assembly and system for monitoring of tissue before and after a surgical procedure

    Shobhit Arya;Neil T. Clancy;Daniel S. Elson;George B. Hanna

  • Transanal Total Mesorectal Excision: International Registry Results of the First 720 Cases.

    Marta Penna;Roel Hompes;Steve Arnold;Greg Wynn

  • Randomised study of influence of two-dimensional versus three-dimensional imaging on performance of laparoscopic cholecystectomy

    George B Hanna;Sami M Shimi;Alfred Cuschieri

  • COLOR III: a multicentre randomised clinical trial comparing transanal TME versus laparoscopic TME for mid and low rectal cancer

    Charlotte L. Deijen;Simone Velthuis;Alice Tsai;Stella Mavroveli

  • Consensus guidelines for validation of virtual reality surgical simulators.

    F J. Carter;M P. Schijven;R Aggarwal;T Grantcharov

  • Task performance in endoscopic surgery is influenced by location of the image display.

    George B. Hanna;Sami M. Shimi;Alfred Cuschieri

  • Incidence and Risk Factors for Anastomotic Failure in 1594 Patients Treated by Transanal Total Mesorectal Excision: Results From the International TaTME Registry.

    Marta Penna;Roel Hompes;Steve Arnold;Greg Wynn

  • Errors enacted during endoscopic surgery—a human reliability analysis

    P Joice;G.B Hanna;A Cuschieri

  • Short-term outcomes following open versus minimally invasive esophagectomy for cancer in England: a population-based national study

    Ravikrishna Mamidanna;Alex Bottle;Paul Aylin;Omar Faiz

  • Observational tools for assessment of procedural skills: a systematic review.

    Kamran Ahmed;Danilo Miskovic;Ara Darzi;Thanos Athanasiou

  • Surgical adverse events: a systematic review

    Oliver Anderson;Rachel Davis;George B. Hanna;Charles A. Vincent

  • Tracking the Genomic Evolution of Esophageal Adenocarcinoma through Neoadjuvant Chemotherapy

    Nirupa Murugaesu;Gareth A. Wilson;Gareth A. Wilson;Nicolai J. Birkbak;Nicolai J. Birkbak;Thomas B.K. Watkins

  • What do master surgeons think of surgical competence and revalidation

    Alfred Cuschieri;Nader Francis;Joy Crosby;George B Hanna

  • Learning curve and case selection in laparoscopic colorectal surgery: systematic review and international multicenter analysis of 4852 cases.

    Danilo Miskovic;Melody Ni;Susannah M. Wyles;Paris Tekkis

  • Transthoracic versus transhiatal esophagectomy for the treatment of esophagogastric cancer: a meta-analysis

    Piers R. Boshier;Oliver Anderson;George B. Hanna

Frequent Co-Authors

Ara Darzi
Ara Darzi Imperial College London
Alfred Cuschieri
Alfred Cuschieri University of Dundee
Robert D. Goldin
Robert D. Goldin Imperial College London
Jane M Blazeby
Jane M Blazeby University of Bristol
Jesper Lagergren
Jesper Lagergren King's College London
Thanos Athanasiou
Thanos Athanasiou Imperial College London
Charles Vincent
Charles Vincent University of Oxford
John V. Reynolds
John V. Reynolds Trinity College Dublin
Zoltan Takats
Zoltan Takats Imperial College London
Jenny L Donovan
Jenny L Donovan University of Bristol

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