Figure 2From: Biological versus chronological ovarian age: implications for assisted reproductive technologyLife history of ovarian follicles endowment and maintenance, initial recruitment, maturation, atresia or cyclic recruitment, ovulation, and exhaustion. Reproduced with permission from McGee and Hsueh. Initial and cyclic recruitment of ovarian follicles. Endocr Rev 2000, 21:200-214. © 2000. The Endocrine Society.Back to article page