Munro Malcolm G, Critchley Hilary O D, Fraser Ian S
Departments of Obstetrics and Gynecology, David Geffen School of Medicine at UCLA, University of California, Los Angeles, CA, USA.
Kaiser Permanente, Los Angeles Medical Center, Los Angeles, CA, USA.
Int J Gynaecol Obstet. 2019 Feb;144(2):237. doi: 10.1002/ijgo.12709. Epub 2018 Nov 27.