单项选择题
A．Kallmann综合征 B．Asheman综合征 C．Sheehan’s syndrome D．Turners syndrome E．Klinefelter syndrome
A．IVF-ET B．IUI C．ICSI D．GIFT E．COH
A．embryo B．oocyte C．blastomere D．blastocyst E．oocyte-cumuluscomplex