OC24.03: *International charts of umbilical artery Doppler indices based on serial measurements from the INTERGROWTH‐21st project. (15th October 2018) - Drukker, L.; Villar, J.; Staines‐Urias, E.; Barros, F.; Carvalho, M.; Munim, S.; Kennedy, S.; Papageorghiou, A.T.