Sandoval Ither, Hernández Ronald, Torres Esperanza, Yanque Omar
Department of Obstetrics and Gynecology, Hospital Nacional Edgardo Rebagliati Martins, Lima, Perú.
J Obstet Gynaecol. 2020 May;40(4):582-583. doi: 10.1080/01443615.2019.1607834. Epub 2019 Aug 2.