Intrauterine exposure to mild analgesics during pregnancy and the occurrence of cryptorchidism and hypospadia in the offspring: the Generation R Study.
Snijder CA, Kortenkamp A, Steegers EA, Jaddoe VW, Hofman A, Hass U, Burdorf A. Intrauterine exposure to mild analgesics during pregnancy and the occurrence of cryptorchidism and hypospadia in the offspring: the Generation R Study. Hum Reprod. 2012 Apr; 27(4):1191-201.