Cite
MLA Citation
S. Bobdiwala et al.. “OC01.04: A multicentre trial on the performance of a two‐step triage protocol based on initial serum progesterone and serial hCG used to manage pregnancies of unknown location (PUL).” Ultrasound in obstetrics & gynecology, vol. 52, n.d., p. 2. http://access.bl.uk/ark:/81055/vdc_100090052428.0x000034