Cite

    Tomas Prior et al.. “Are 1st‐trimester β‐human chorionic gonadotrophin and pregnancy‐associated plasma protein A levels predictive of intrapartum fetal compromise in a selected normal population?.” Australian and New Zealand journal of obstetrics and gynaecology, vol. 54, 2014, pp. 418–423. http://access.bl.uk/ark:/81055/vdc_100025053804.0x000016