Long-term follow-up of children exposed intrauterine to maternal thiopurine therapy during pregnancy in females with inflammatory bowel disease.

de Meij TG, Jharap B, Kneepkens CM, van Bodegraven AA, de Boer NK; The Dutch Initiative on Crohn and Colitis.
Aliment Pharmacol Ther 2013 Jul;38(1):38-43