Johannes Blom
Principal Researcher | Affiliated to Research | Docent
E-mail: johannes.blom@ki.se
Visiting address: KI/Institutionen för klinisk forskning och utbildning, SÖS, 11883 Stockholm
Postal address: S1 Klinisk forskning och utbildning, Södersjukhuset, S1 KI SÖS Forskning Kirurgi Blom, 118 83 Stockholm
Articles
- Article: AMERICAN JOURNAL OF GASTROENTEROLOGY. 2025Sekiguchi M; Westerberg M; Löwbeer C; Blom J; Forsberg A
- Article: JOURNAL OF MEDICAL SCREENING. 2025;:9691413251369323Sekiguchi M; Lowbeer C; Steele R; Blom J; Forsberg A; Westerberg M
- Article: BMJ OPEN GASTROENTEROLOGY. 2025;12(1):e001828Hoegden A; Perrin V; Adami H-O; Kalager M; Jess T; Ye W; Young J; Helsingen LM; Refsum E; Blom J
- Article: CLINICAL AND TRANSLATIONAL GASTROENTEROLOGY. 2025;16(1):e00790Barot S; Vermani L; Blom J; Larsson S; Liljegren A; Lindblom A
- Article: BMJ OPEN GASTROENTEROLOGY. 2024;11(1):e001574Johansson N; Nystrand C; Blom J
- Article: FAMILIAL CANCER. 2024;23(4):599-605Frank A; Bernstedt SW; Jamizadeh N; Forsberg A; Hedin C; Blom J; Backman A-S
- Article: JOURNAL OF MEDICAL SCREENING. 2024;31(1):15-20Heyman H; Blom J; Saraste D
- Article: JOURNAL OF MEDICAL SCREENING. 2024;31(1):8-14Wilen HR; Blom J
- Article: JAMA NETWORK OPEN. 2024;7(2):e240516Blom J; Saraste D; Toernberg S; Jonsson H
- Article: BMJ OPEN GASTROENTEROLOGY. 2023;10(1):e001037Yu J; Refsum E; Wieszczy P; Helsingen LM; Perrin V; Hogden A; Loberg M; Blom J; Bretthauer M; Adami H-O; Ye W; Kalager M
- Journal article: COCHRANE DATABASE OF SYSTEMATIC REVIEWS. 2023;2023(1)Gantzel R; Wieszczy P; Refsum E; Jess T; Larsen L; Bretthauer M; Vandvik PO; Blom J; Erichsen R; Kalager M; Helsingen L
- Article: JOURNAL OF MEDICAL SCREENING. 2022;29(3):156-165Wilen HR; Saraste D; Blom J
- Article: STATISTICAL METHODS IN MEDICAL RESEARCH. 2022;31(8):1538-1548Wang X; Blom J; Ye W; Yin L
- Article: LANCET GASTROENTEROLOGY & HEPATOLOGY. 2022;7(6):513-521Forsberg A; Westerberg M; Metcalfe C; Steele R; Blom J; Engstrand L; Fritzell K; Hellstrom M; Levin L-A; Lowbeer C; Pischel A; Stromberg U; Tornberg S; Wengstrom Y; Ekbom A; Holmberg L; Hultcrantz R
- Article: ANNALS OF ONCOLOGY. 2022;33(6):649-656Yu J; Refsum E; Perrin V; Helsingen LM; Wieszczy P; Loberg M; Bretthauer M; Adami HO; Ye W; Blom J; Kalager M
- Article: UNITED EUROPEAN GASTROENTEROLOGY JOURNAL. 2022;10(2):212-224Yu J; Refsum E; Helsingen LM; Folseraas T; Ploner A; Wieszczy P; Barua I; Jodal HC; Melum E; Loberg M; Blom J; Bretthauer M; Adami H-O; Kalager M; Ye W
- Article: JOURNAL OF MEDICAL SCREENING. 2021;28(4):439-447Wilen HR; Saraste D; Blom J
- Journal article: CANCER RESEARCH. 2021;81(13_Supplement):841Yu J; Refsum E; Helsingen LM; Folseraas T; Ploner A; Wieszczy P; Barua I; Jodal HC; Melum E; Løberg M; Blom J; Bretthauer M; Adami H-O; Kalager M; Ye W
- Article: JOURNAL OF MEDICAL SCREENING. 2019;26(2):92-97Blom J; Lowbeer C; Elfstrom KM; Sventelius M; Ohman D; Saraste D; Tornberg S
- Article: SCANDINAVIAN JOURNAL OF GASTROENTEROLOGY. 2019;54(3):303-310Wilen HR; Blom J; Hoijer J; Andersson G; Lowbeer C; Hultcrantz R
- Article: JOURNAL OF GASTROENTEROLOGY AND HEPATOLOGY. 2019;34(1):103-112Wilen HR; Blom J; Hoijer J; Hultcrantz R
- Article: JOURNAL OF MEDICAL SCREENING. 2018;25(3):126-133Saraste D; Ohman DJ; Sventelius M; Elfstrom KM; Blom J; Tornberg S
- Article: JOURNAL OF MEDICAL SCREENING. 2017;24(3):146-152Blom J; Tornberg S
- Article: JOURNAL OF MEDICAL SCREENING. 2017;24(2):69-74Saraste D; Martling A; Nilsson PJ; Blom J; Tornberg S; Janson M
- Article: JOURNAL OF MEDICAL SCREENING. 2016;23(3):135-140Saraste D; Martling A; Nilsson PJ; Blom J; Tornberg S; Hultcrantz R; Janson M
- Article: EUROPEAN SURGERY-ACTA CHIRURGICA AUSTRIACA. 2016;48(4):209-214Wilen HR; Nystrom P-O; Torkvist L; Blom J
- Article: JOURNAL OF MEDICAL SCREENING. 2015;22(3):119-126Klabunde C; Blom J; Bulliard J-L; Garcia M; Hagoel L; Mai V; Patnick J; Rozjabek H; Senore C; Tornberg S
- Article: LAKARTIDNINGEN. 2014;111(40):1717-1719Blom J; Barman L; Wirén M; Jansson H; Nordenström J
- Article: JOURNAL OF MEDICAL SCREENING. 2014;21(3):144-150Blom J; Inen SK; Hultcrantz R; Tornberg S
- Article: COLORECTAL DISEASE. 2014;16(8):626-630Blom J; Husberg-Sellberg B; Lindelius A; Gustafsson U-M; Carlens S; Oppelstrup H; Bragmark M; Yin L; Nystrom P-O
- Article: ENDOSCOPY. 2013;45(1):51-59von Karsa L; Patnick J; Segnan N; Atkin W; Halloran S; Lansdorp-Vogelaar I; Malila N; Minozzi S; Moss S; Quirke P; Steele RJ; Vieth M; Aabakken L; Altenhofen L; Ancelle-Park R; Antoljak N; Anttila A; Armaroli P; Arrossi S; Austoker J; Banzi R; Bellisario C; Blom J; Brenner H; Bretthauer M; Cancela MC; Costamagna G; Cuzick J; Dai M; Daniel J; Dekker E; Delicata N; Ducarroz S; Erfkamp H; Espinas JA; Faivre J; Wood LF; Flugelman A; Frkovic-Grazio S; Geller B; Giordano L; Grazzini G; Green J; Hamashima C; Herrmann C; Hewitson P; Hoff G; Holten I; Jover R; Kaminski MF; Kuipers EJ; Kurtinaitis J; Lambert R; Launoy G; Lee W; Leicester R; Leja M; Lieberman D; Lignini T; Lucas E; Lynge E; Madai S; Marinho J; Zakotnik JM; Minoli G; Monk C; Morais A; Muwonge R; Nadel M; Neamtiu L; Tuser MP; Pignone M; Pox C; Primic-Zakelj M; Psaila J; Rabeneck L; Ransohoff D; Rasmussen M; Regula J; Ren J; Rennert G; Rey J; Riddell RH; Risio M; Rodrigues V; Saito H; Sauvaget C; Scharpantgen A; Schmiegel W; Senore C; Siddiqi M; Sighoko D; Smith R; Smith S; Suchanek S; Suonio E; Tong W; Tornberg S; Van Cutsem E; Vignatelli L; Villain P; Voti L; Watanabe H; Watson J; Winawer S; Young G; Zaksas V; Zappa M; Valori R
- Article: TECHNIQUES IN COLOPROCTOLOGY. 2011;15(3):327-330Blom J; Nystrom PO; Gunnarsson U; Strigard K
- Journal article: INFLAMMATORY BOWEL DISEASES. 2010;16(6):907-909Torkvist L; Halfvarson J; Ong RTH; Lordal M; Sjoqvist U; Bresso F; Bjork J; Befrits R; Lofberg R; Blom J; Carlson M; Padyukov L; D'Amato M; Seielstad M; Pettersson S
- Article: LAKARTIDNINGEN. 2009;106(47):3134[Why do not socioeconomically disadvantaged persons want to participate in preventive health work?].Blom J
- Article: CANCER EPIDEMIOLOGY BIOMARKERS & PREVENTION. 2008;17(5):1163-1168Blom J; Yin L; Liden A; Dolk A; Jeppsson B; Pahlman L; Holmberg L; Nyren O
- Article: INTERNATIONAL JOURNAL OF CANCER. 2008;122(7):1618-1623Blom J; Yin L; Liden A; Dolk A; Jeppsson B; Pahlman L; Holmberg L; Nyren O
- Article: EJSO. 2004;30(4):362-369Blom J; Lidén A; Nilsson J; Påhlman L; Nyrén O; Holmberg L
- Article: EJSO. 2002;28(8):827-831Blom J; Lidén A; Jeppsson B; Holmberg L; Påhlman L
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All other publications
- Review: SCANDINAVIAN JOURNAL OF GASTROENTEROLOGY. 2025;60(5):421-429Young JC; Helsingen LM; Refsum E; Hoegden A; Perrin V; Loberg M; Gantzel RH; Bretthauer M; Berglund A; Holme O; Jodal HC; Grimstad T; Brackmann SA; Ye W; Adami H-O; Larsen L; Hernan MA; Jess T; Blom J; Kalager M
- Conference publication: PHARMACOEPIDEMIOLOGY AND DRUG SAFETY. 2023;32:336Young JC; Helsingen L; Refsum E; Perrin V; Gantzel RH; Erichsen R; Hogden A; Berglund A; Adami H-O; Jess T; Blom J; Hernan MA; Kalager M
- Conference publication: CANCER RESEARCH. 2021;81(13)Yu J; Refsum E; Helsingen LM; Folseraas T; Ploner A; Wieszczy P; Barua I; Jodal HC; Melum E; Loberg M; Blom J; Bretthauer M; Adami H-O; Kalager M; Ye W
- Review: EUROPEAN JOURNAL OF CANCER. 2014;50(2):434-446Bulliard J-L; Garcia M; Blom J; Senore C; Mai V; Klabunde C
- Other: BMJ EVIDENCE-BASED MEDICINE. 2010;15(5):155-156Blom J
- Review: LAKARTIDNINGEN. 2008;105(38):2564-2567Blom J
- Doctoral thesis: 2007Blom J
Employments
- Principal Researcher, Department of Clinical Science and Education, Södersjukhuset, Karolinska Institutet, 2025-
- Affiliated to Research, Department of Medical Epidemiology and Biostatistics, Karolinska Institutet, 2023-2026
Degrees and Education
- Docent, Karolinska Institutet, 2018
- Doctor Of Philosophy, Department of Clinical Science, Intervention and Technology, Karolinska Institutet, 2007
- Licentiate Degree, Department of Clinical Science and Education, Södersjukhuset, Karolinska Institutet, 2004