World's Best Scientists 2026 revealed!

D-Index & Metrics

Medicine

D-Index
81
Citations
29367
World Ranking
16478
National Ranking
691

Michel Gagner 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 Michel Gagner 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: 417 publications — 42nd percentile

42% of scientists in this discipline score the same or lower.

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

Michel Gagner 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 Michel Gagner 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: 81 D-Index — 19th percentile

19% of scientists in this discipline score the same or lower.

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

Overview

Michel Gagner is affiliated with the University of Montreal in Canada and has a significant research output primarily in the field of medicine, with a strong focus on surgery. Their work spans a variety of specialized subfields including surgery, pulmonary and respiratory medicine, gastroenterology, physiology, and cardiology and cardiovascular medicine.

The main topics covered in their research include bariatric surgery and outcomes, gastric cancer management and outcomes, esophageal and gastrointestinal pathology, diet and metabolism studies, body contouring and surgery, gastroesophageal reflux and treatments, as well as esophageal cancer research and treatment.

Michel Gagner has contributed to publications in several venues, with the most frequent being:

  • Surgery for Obesity and Related Diseases
  • Journal of Hepato-Biliary-Pancreatic Sciences
  • Obesity Surgery
  • Surgical Endoscopy
  • Journal of Laparoendoscopic & Advanced Surgical Techniques

Some of the recent papers involving Michel Gagner include:

  • "Obesity in adults: a clinical practice guideline" (2020), published in Canadian Medical Association Journal
  • "Staple Line Reinforcement During Laparoscopic Sleeve Gastrectomy: Systematic Review and Network Meta-analysis of Randomized Controlled Trials" (2022), published in Obesity Surgery
  • "Gastroesophageal Reflux and Laparoscopic Sleeve Gastrectomy: Results of the First International Consensus Conference" (2020), published in Obesity Surgery
  • "First-in-Human Side-to-Side Magnetic Compression Duodeno-ileostomy with the Magnet Anastomosis System" (2023), published in Obesity Surgery
  • "Postbariatric hypoglycemia: symptom patterns and associated risk factors in the Longitudinal Assessment of Bariatric Surgery study" (2021), published in Surgery for Obesity and Related Diseases

Throughout their career, Michel Gagner has collaborated frequently with co-authors such as Itaru Endo, B Hisami, Jacques Belghiti, Giulio Belli, and Edward Bradley. Each of these collaborators has co-authored multiple publications, with a count of twelve collaborations each.

Best Publications

  • Laparoscopic adrenalectomy in Cushing's syndrome and pheochromocytoma.

    M Gagner;A Lacroix;E Bolté

  • Transatlantic robot-assisted telesurgery

    Jacques Marescaux;Joel Leroy;Michel Gagner;Francesco Rubino

  • Laparoscopic pylorus-preserving pancreatoduodenectomy

    M Gagner;A Pomp

  • Obesity in adults: a clinical practice guideline

    Sean Wharton;David C.W. Lau;Michael Vallis;Arya M. Sharma

  • Laparoscopic Adrenalectomy: Lessons Learned From 100 Consecutive Procedures

    Michel Gagner;Alfons Pomp;B. Heniford;Daniel Pharand

  • Early experience with laparoscopic resections of islet cell tumors

    Michel Gagner;Alfons Pomp;Miguel F. Herrera

  • The Second International Consensus Summit for Sleeve Gastrectomy, March 19-21, 2009.

    Michel Gagner;Mervyn Deitel;Traci L. Kalberer;Ann L. Erickson

  • Third International Summit: current status of sleeve gastrectomy

    Mervyn Deitel;Michel Gagner;Ann L. Erickson;Ross D. Crosby

  • The First International Consensus Summit for Sleeve Gastrectomy (SG), New York City, October 25–27, 2007

    Mervyn Deitel;Ross D. Crosby;Michel Gagner

  • Early experience with laparoscopic approach for adrenalectomy.

    Gagner M;Lacroix A;Lacroix A;Prinz Ra;Prinz Ra;Bolté E;Bolté E

  • Survey on laparoscopic sleeve gastrectomy (LSG) at the Fourth International Consensus Summit on Sleeve Gastrectomy

    Michel Gagner;Mervyn Deitel;Ann L. Erickson;Ross D. Crosby

  • Laparoscopic pancreatic resection: Is it worthwhile?

    Michel Gagner;Alfons Pomp

  • Prospective, multicenter study of laparoscopic ventral hernioplasty. Preliminary results.

    F. K. Toy;R. W. Bailey;S. Carey;C. W. Chappuis

  • Is laparoscopic adrenalectomy indicated for pheochromocytomas

    Michel Gagner;Gail Breton;Daniel Pharand;Alfons Pomp

  • Laparoscopic liver resection: benefits and controversies

    Michel Gagner;Tomasz Rogula;Don Selzer

  • Laparoscopic adrenalectomy. The importance of a flank approach in the lateral decubitus position.

    M Gagner;A Lacroix;E Bolte;A Pomp

  • Technical aspects of minimally invasive abdominal surgery performed with needlescopic instruments.

    M Gagner;A Garcia-Ruiz

  • Laparoscopic repair of large incisional hernias.

    Adrian Park;Michel Gagner;Alfons Pomp;Alfons Pomp

  • The lateral approach to laparoscopic splenectomy

    Adrian Park;Michel Gagner;Alfons Pomp

  • Laparoscopic release of celiac artery compression syndrome facilitated by laparoscopic ultrasound scanning to confirm restoration of flow

    Sasan Roayaie;Gregory Jossart;David Gitlitz;Patrick Lamparello

Frequent Co-Authors

André Lacroix
André Lacroix University of Montreal
Mathew R. Williams
Mathew R. Williams New York University
Pavel Hamet
Pavel Hamet University of Montreal
Steven K. Libutti
Steven K. Libutti Rutgers, The State University of New Jersey
Paul J. Christos
Paul J. Christos Cornell University
Tommaso Falcone
Tommaso Falcone Cleveland Clinic
Richard A. Kozarek
Richard A. Kozarek Virginia Mason Medical Center
Nicholas G. Smedira
Nicholas G. Smedira Cleveland Clinic
Ken-ichiro Hayashi
Ken-ichiro Hayashi Okayama University of Science
Hideki Abe
Hideki Abe National Institute for Materials Science

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