World's Best Scientists 2026 revealed!

D-Index & Metrics

Medicine

D-Index
97
Citations
37568
World Ranking
9220
National Ranking
184

Magnus Simren 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 Magnus Simren 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: 669 publications — 78th percentile

78% of scientists in this discipline score the same or lower.

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

Magnus Simren 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 Magnus Simren 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: 97 D-Index — 55th percentile

55% of scientists in this discipline score the same or lower.

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

Overview

Magnus Simren is affiliated with the University of Gothenburg in Sweden. Their research primarily focuses on the field of Medicine, with a significant concentration on Gastroenterology. Within this main discipline, Simren's work extends into related subfields including Surgery, Physiology, Pharmacy, and Genetics.

The scientist has contributed extensively to several key topics in gastrointestinal research. These include:

  • Gastrointestinal motility and disorders
  • Gastroesophageal reflux and treatments
  • Diet and metabolism studies
  • Infant health and development
  • Helicobacter pylori-related gastroenterology studies
  • Congenital gastrointestinal and neural anomalies
  • Gut microbiota and health

Magnus Simren's publication record features frequent appearances in prominent journals such as Gastroenterology, Neurogastroenterology & Motility, UNC Libraries, The American Journal of Gastroenterology, and the United European Gastroenterology Journal.

Their recent papers include the following works:

  • Worldwide Prevalence and Burden of Functional Gastrointestinal Disorders, Results of Rome Foundation Global Study, 2020, Gastroenterology
  • Prevalence of Rome IV Functional Bowel Disorders Among Adults in the United States, Canada, and the United Kingdom, 2020, Gastroenterology
  • An approach to the diagnosis and management of Rome IV functional disorders of chronic constipation, 2020, Expert Review of Gastroenterology & Hepatology
  • Genome-wide analysis of 53,400 people with irritable bowel syndrome highlights shared genetic pathways with mood and anxiety disorders, 2021, Nature Genetics
  • Functional bowel disorders with diarrhoea: Clinical guidelines of the United European Gastroenterology and European Society for Neurogastroenterology and Motility, 2022, United European Gastroenterology Journal

Collaboration is also a notable aspect of Simren's research activities. Frequent co-authors include:

  • Hans Törnblom
  • Jan Tack
  • Olafur S. Palsson
  • Ami D. Sperber
  • Shrikant I. Bangdiwala

Overall, Magnus Simren's academic contributions span a wide variety of topics centered on gastrointestinal health and disorders, reflecting a multidisciplinary approach that integrates clinical, genetic, and physiological perspectives.

Best Publications

  • Worldwide Prevalence and Burden of Functional Gastrointestinal Disorders, Results of Rome Foundation Global Study.

    Ami D. Sperber;Shrikant I. Bangdiwala;Shrikant I. Bangdiwala;Douglas A. Drossman;Uday C. Ghoshal

  • European consensus conference on faecal microbiota transplantation in clinical practice

    Giovanni Cammarota;Gianluca Ianiro;Herbert Tilg;Mirjana Rajilić-Stojanović

  • Intestinal microbiota in functional bowel disorders: a Rome foundation report

    Magnus Simrén;Giovanni Barbara;Harry J. Flint;Brennan M R Spiegel

  • Irritable bowel syndrome

    Paul Enck;Qasim Aziz;Giovanni Barbara;Adam D. Farmer

  • An irritable bowel syndrome subtype defined by species-specific alterations in faecal microbiota

    Ian B. Jeffery;Paul W. O'Toole;Lena Öhman;Marcus J. Claesson

  • Pathogenesis of IBS: role of inflammation, immunity and neuroimmune interactions

    Lena Öhman;Magnus Simrén

  • Self-reported food-related gastrointestinal symptoms in IBS are common and associated with more severe symptoms and reduced quality of life.

    Lena Böhn;Stine Störsrud;Hans Törnblom;Ulf Bengtsson

  • Food-related gastrointestinal symptoms in the irritable bowel syndrome.

    Magnus Simrén;Agneta Månsson;Anna Maria Langkilde;Jan Svedlund

  • Small intestinal bacterial overgrowth in patients with irritable bowel syndrome.

    Iris Posserud;Per-Ove Stotzer;Einar S Björnsson;Hasse Abrahamsson

  • Diet low in FODMAPs reduces symptoms of irritable bowel syndrome as well as traditional dietary advice: a randomized controlled trial.

    Lena Böhn;Stine Störsrud;Therese Liljebo;Lena Collin

  • Quality of life in inflammatory bowel disease in remission: the impact of IBS-like symptoms and associated psychological factors.

    Magnus Simrén;Jenny Axelsson;Rolf Gillberg;Hasse Abrahamsson

  • Identification of an Intestinal Microbiota Signature Associated With Severity of Irritable Bowel Syndrome

    Julien Tap;Muriel Derrien;Hans Törnblom;Rémi Brazeilles

  • Use and abuse of hydrogen breath tests

    Simrén M;Stotzer Po

  • Diagnosis and treatment of chronic constipation – a European perspective

    J. Tack;S. Müller-Lissner;V. Stanghellini;G. Boeckxstaens

  • Physical Activity Improves Symptoms in Irritable Bowel Syndrome: A Randomized Controlled Trial

    Elisabet Johannesson;Magnus Simrén;Hans Strid;Antal Bajor

  • Evaluation of gastrointestinal transit in clinical practice: position paper of the American and European Neurogastroenterology and Motility Societies.

    S. S. C. Rao;M. Camilleri;W. L. Hasler;A. H. Maurer

  • Altered visceral perceptual and neuroendocrine response in patients with irritable bowel syndrome during mental stress

    I Posserud;P Agerforz;R Ekman;E S Björnsson

  • The AST/ALT ratio as an indicator of cirrhosis in patients with PBC

    Helena Nyblom;Einar Björnsson;Magnus Simrén;Frank Aldenborg

  • Prevalence of Rome IV Functional Bowel Disorders Among Adults in the United States, Canada, and the United Kingdom.

    Olafur S. Palsson;William Whitehead;Hans Törnblom;Ami D. Sperber

  • Chapter 3: Bowel Disorders

    Fermín Mearin;Brian Lacy;Lin Chang;William Chey

Frequent Co-Authors

Jan Tack
Jan Tack KU Leuven
William E. Whitehead
William E. Whitehead University of North Carolina at Chapel Hill
Einar Bjornsson
Einar Bjornsson University of Iceland
Asbjørn Mohr Drewes
Asbjørn Mohr Drewes Aalborg University
Peter J. Whorwell
Peter J. Whorwell University of Manchester
Muriel Derrien
Muriel Derrien Wageningen University & Research
Brjánn Ljótsson
Brjánn Ljótsson Karolinska Institute
Mauro D'Amato
Mauro D'Amato Ikerbasque
Emeran A. Mayer
Emeran A. Mayer University of California, Los Angeles

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