TY - JOUR AU - Barreiro de Acosta, Manuel PY - 2013 SN - 0002-9270 UR - http://hdl.handle.net/20.500.11940/3880 LA - eng TI - Safety of Thiopurines and Anti-TNF-alpha Drugs During Pregnancy in Patients With Inflammatory Bowel Disease DO - 10.1038/ajg.2012.430 T2 - AMERICAN JOURNAL OF GASTROENTEROLOGY M2 - 433 VL - 108 ER -