Peptic ulcer disease: one in five is related to neither Helicobacter pylori nor aspirin/NSAID intake. - Charpignon, C.; Lesgourgues, B.; Pariente, A.; Nahon, S.; Pelaquier, A.; Gatineau‐Sailliant, G.; Roucayrol, A.‐M.; Courillon‐Mallet, A. (Alimentary Pharmacology & Therapeutics, 2013)