Jóhann P. Hreinsson

Lower gastrointestinal bleeding

Jóhann P. Hreinsson, Sveinn Gumundsson, Evangelos Kalaitzakis et al. · European Journal of Gastroenterology & Hepatology · 2012 · 204 citations

Upper gastrointestinal bleeding: incidence, etiology and outcomes in a population-based setting

Jóhann P. Hreinsson, Evangelos Kalaitzakis, Sveinn Guðmundsson et al. · Scandinavian Journal of Gastroenterology · 2013 · 174 citations · Full text

Rivaroxaban Is Associated With Higher Rates of Gastrointestinal Bleeding Than Other Direct Oral Anticoagulants

Arnar B. Ingason, Jóhann P. Hreinsson, Arnar S Ágústsson et al. · Annals of Internal Medicine · 2021 · 81 citations

A low FODMAP diet plus traditional dietary advice versus a low-carbohydrate diet versus pharmacological treatment in irritable bowel syndrome (CARIBS): a single-centre, single-blind, randomised controlled trial

Sanna Nybacka, Hans Törnblom, Axel Josefsson et al. · ˜The œLancet. Gastroenterology & hepatology · 2024 · 60 citations

Nutrition, Food Intolerance, Medicine +6

The incidence and outcome of ischemic colitis in a population-based setting

Yrsa Yngvadóttir, Bergljot R Karlsdottir, Jóhann P. Hreinsson et al. · Scandinavian Journal of Gastroenterology · 2017 · 36 citations