Omeprazole

Study	Exclusion reasons	Rmk	Reference
Acs (Omeprazole), 2009	repeat population groups, duplicate reports (most recent study included)	EXCLUDED: This study is included in the publication of Bànhidy et al. 2011 (same database, study period, outcome but less exposed and non-exposed in the result).	Acs Acta Obstet Gynecol Scand 2009; 88:1017-23 10.1080/00016340903128447
Erichsen, 2014	same data already obtained by other studies	EXCLUDED: Hypospadias are already assessed in the publication of Pasternak et al. 2010 (same database and study period but with more exposed pregnancies).	Erichsen Am J Ther ; 2014; 21:254-9