Wiesak Teresa, Milewski Robert, George Somkuti Stephen, The Clinical Significance of a Low Percentage of Mature Oocytes Retrieved Using Common Ovarian Stimulation Protocols., Journal Of Fertility Biomarkers, Volume 1, Issue 1, 2017, Pages 34-46, ISSN 2576-2818, https://doi.org/10.14302/issn.2576-2818.jfb-17-1435. (https://openaccesspub.orgjfb/article/464) Keywords: Pregnancy; Live births; Maturity of oocytes; GnRH- antagonist; GnRH - agonist.