VP13.01: Low‐dose aspirin use in the first trimester of pregnancy and risk of congenital anomalies: a systematic review and meta‐analysis of randomised trials. Issue Volume 58:Issue S1(2021)Supplement (14th October 2021) - Garza‐Galvan, M.; Ferrigno, A.; Campos‐Zamora, M.; Bain, P.; Easter, S.; Kim, J.; Figueras, F.; Farber, M.; Lumbreras‐Marquez, M.