A new, practical method of freezing and storing human sperm and a preliminary report on its use.
A new, practical method of freezing and storing human sperm and a preliminary report on its use.
复制标题
一种新的、实用的冷冻和储存人类精子的方法及其使用的初步报告。
作者：
J. Barkey;H. Zuckerman;M. Heiman
