Maturation failure of human oocyte in IVF program is caused by maturation speed unbalance of nucleus and cytoplasm in ultrastructure

• Y. Morimoto, S. Hashimoto, M. Yamanaka, H. Oku, M. Sonoda, A. Fukuda

• Fertility and Sterility, September 2007, Elsevier
• DOI: 10.1016/j.fertnstert.2007.07.921