May-12
AUTHORS : Elisa Martín-Merino, Spanish Centre for Pharmacoepidemiologic Research (CEIFE), Almirante 28, 28004 Madrid, Spain – Email: elisaceife@gmail.com
JOURNAL : Gastroenterology
REFERENCE: 142(5):S502
DOI : 10.1016/S0016-5085(12)61924-6