1. Pregnancy potential and perinatal outcomes of embryos cryopreserved twice: a case–control study. Issue 4 (October 2021) Authors: Hallamaa, Marianne; Seikkula, Jaana; Willman, Sami; Ollila, Helena; Jokimaa, Varpu Journal: Reproductive biomedicine online Issue: Volume 43:Issue 4(2021) Page Start: 607 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗