1. Ellis H. Clinical anatomy. 8th ed. Oxford: Blackwell Scientific; 1992.
2. Drake RL, Vogl W, Mitchell AWM. Gray’s anatomy for students. London: Churchill Livingstone; 2004.
3. Gray H. Splanchnology. In: Lewis WH, editor. Anatomy of the human body. 20th ed. Philadelphia: Lea & Febiger; 2000.
4. Schoenwolf GC, Bleyl SB, Brauer PR, Francis-West PH. Larsen’s human embryology. 4th ed. Philadelphia: Churchill Livingstone; 2009.
5. Tingen C, Kim A, Woodruff TK. The primordial pool of follicles and nest breakdown in mammalian ovaries. Mol Hum Reprod. 2009;15:795–803.