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APA Citation
Fox, N. S., Gupta, S., Lam-Rachlin, J., Rebarber, A., Klauser, C. K., & Saltzman, D. H. (2016). cervical Pessary and Vaginal Progesterone in Twin Pregnancies With a Short Cervix. Obstetrics and gynecology, 127(4), . http://access.bl.uk/ark:/81055/vdc_100031731243.0x000043