World Gastroenterology Organisation Global GuidelinesFrancisco Guarner, Nayoung Kim, Alfred Gangl et al.|Journal of Clinical Gastroenterology|2012Cited by 418
World Gastroenterology Organisation Global Guidelines on ObesityLisbeth Mathus-Vliegen, Gabriele Riccardi, James Toouli et al.|Journal of Clinical Gastroenterology|2012Cited by 49