World's Best Scientists 2026 revealed!

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Medicine 81 16477 15496 691 656 417 29367

Michel Gagner publications per year

The chart shows the history of publications by Michel Gagner between 1989 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Michel Gagner published across 37 years, from 1989 to 2025, averaging 13.4 papers a year. Output peaked at 31 publications in 2021. 11 of the 497 publications appeared in the last two years.

No. of publications
10 20 30
Bar chart. Horizontal axis: year, 1989 to 2025. Vertical axis: number of publications, 0 to 31. Peak 31 publications in 2021. 1989: 1 publication 1990: 1 publication 1991: 5 publications 1992: 2 publications 1993: 3 publications 1994: 4 publications 1995: 5 publications 1996: 6 publications 1997: 7 publications 1998: 14 publications 1999: 7 publications 2000: 6 publications 2001: 19 publications 2002: 16 publications 2003: 29 publications 2004: 20 publications 2005: 18 publications 2006: 24 publications 2007: 19 publications 2008: 24 publications 2009: 20 publications 2010: 25 publications 2011: 14 publications 2012: 6 publications 2013: 13 publications 2014: 9 publications 2015: 18 publications 2016: 13 publications 2017: 18 publications 2018: 14 publications 2019: 16 publications 2020: 23 publications 2021: 31 publications 2022: 17 publications 2023: 19 publications 2024: 4 publications 2025: 7 publications
1989 2025

497 publications in total across all disciplines

View publications per year as a table
Michel Gagner: publications per year, 1989 to 2025
Year Publications
1989 1
1990 1
1991 5
1992 2
1993 3
1994 4
1995 5
1996 6
1997 7
1998 14
1999 7
2000 6
2001 19
2002 16
2003 29
2004 20
2005 18
2006 24
2007 19
2008 24
2009 20
2010 25
2011 14
2012 6
2013 13
2014 9
2015 18
2016 13
2017 18
2018 14
2019 16
2020 23
2021 31
2022 17
2023 19
2024 4
2025 7
Total 497
Download as CSV

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.

No. of scientists
200 400 600 800
Bar chart with 86 bars. Horizontal axis: publications, 101–120 to 1,796+. Vertical axis: number of scientists, 0 to 922. Most scientists, 922, have 341–360 publications. The last bar groups every scientist with 1,796 publications or more. The highlighted bar, 401–420 publications, is where this scientist sits. 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
101–120 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.

View publications distribution as a table
Number of Medicine scientists by publication count, Research.com 2026 ranking edition. Based on 20,134 ranked scientists.
Publications Scientists This scientist
101–120 5
121–140 26
141–160 73
161–180 155
181–200 230
201–220 363
221–240 487
241–260 545
261–280 722
281–300 768
301–320 834
321–340 895
341–360 922
361–380 838
381–400 861
401–420 918 417
421–440 806
441–460 771
461–480 751
481–500 713
501–520 617
521–540 610
541–560 537
561–580 504
581–600 509
601–620 396
621–640 386
641–660 371
661–680 340
681–700 336
701–720 307
721–740 259
741–760 230
761–780 228
781–800 217
801–820 204
821–840 186
841–860 177
861–880 155
881–900 139
901–920 145
921–940 116
941–960 133
961–980 91
981–1,000 96
1,001–1,020 77
1,021–1,040 70
1,041–1,060 63
1,061–1,080 77
1,081–1,100 49
1,101–1,120 54
1,121–1,140 49
1,141–1,160 51
1,161–1,180 35
1,181–1,200 39
1,201–1,220 26
1,221–1,240 37
1,241–1,260 36
1,261–1,280 27
1,281–1,300 32
1,301–1,320 28
1,321–1,340 17
1,341–1,360 30
1,361–1,380 28
1,381–1,400 17
1,401–1,420 21
1,421–1,440 15
1,441–1,460 12
1,461–1,480 12
1,481–1,500 18
1,501–1,520 14
1,521–1,540 17
1,541–1,560 15
1,561–1,580 6
1,581–1,600 2
1,601–1,620 12
1,621–1,640 11
1,641–1,660 8
1,661–1,680 5
1,681–1,700 5
1,701–1,720 10
1,721–1,740 12
1,741–1,760 14
1,761–1,780 6
1,781–1,795 5
1,796+ 100
Download as CSV

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.

No. of scientists
250 500 750 1,000
Bar chart with 75 bars. Horizontal axis: D-Index, 70–71 to 217+. Vertical axis: number of scientists, 0 to 1,027. Most scientists, 1,027, have 82–83 D-Index. The last bar groups every scientist with 217 D-Index or more. The highlighted bar, 80–81 D-Index, is where this scientist sits. 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
70–71 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.

View D-Index distribution as a table
Number of Medicine scientists by D-index, Research.com 2026 ranking edition. Based on 20,134 ranked scientists.
D-Index Scientists This scientist
70–71 226
72–73 391
74–75 574
76–77 730
78–79 891
80–81 972 81
82–83 1,027
84–85 1,003
86–87 960
88–89 970
90–91 922
92–93 839
94–95 808
96–97 779
98–99 668
100–101 611
102–103 630
104–105 513
106–107 541
108–109 445
110–111 429
112–113 399
114–115 393
116–117 318
118–119 302
120–121 287
122–123 255
124–125 256
126–127 252
128–129 230
130–131 179
132–133 168
134–135 163
136–137 159
138–139 134
140–141 134
142–143 118
144–145 109
146–147 106
148–149 74
150–151 79
152–153 80
154–155 87
156–157 57
158–159 74
160–161 69
162–163 60
164–165 53
166–167 39
168–169 42
170–171 32
172–173 39
174–175 40
176–177 28
178–179 19
180–181 23
182–183 31
184–185 18
186–187 20
188–189 22
190–191 13
192–193 21
194–195 12
196–197 12
198–199 14
200–201 15
202–203 13
204–205 10
206–207 8
208–209 4
210–211 12
212–213 11
214–215 10
216 4
217+ 98
Download as CSV

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

If you think any of the details on this page are incorrect, let us know.

Report an issue

We appreciate your kind effort to assist us to improve this page, it would be helpful providing us with as much detail as possible in the text box below:

Related Online Degrees & Career Pathways

As demand grows for qualified healthcare professionals, many students are exploring flexible online degrees to complement or expand their medical careers. For those interested in leadership, which online healthcare administration programs have cahme accreditation? is a key question. CAHME-accredited MHA programs assure that you’re earning a degree recognized for quality and rigorous standards in healthcare management.

Nursing professionals looking to advance without relocating or rearranging their lives are considering rn to bsn online programs without clinicals. These innovative programs waive on-site clinical requirements, making career progression more accessible for working RNs.

Aspiring leaders in nursing practice can find highly efficient routes through online dnp programs, which accelerate the path to a Doctor of Nursing Practice. For those seeking a more flexible or less rigorous path, reviews covering the easiest dnp program online may help find a program that fits your unique needs and career goals.

Exploring these online degrees and pathways can help medical students and professionals find the best options for their future, no matter where they are in their career journey.

Best Scientists Citing Michel Gagner

Trending Scientists

Recently Published Articles