精子冷冻保存 Simple vitrification for small numbers of human spermatozoa 作者 生殖保护 发布于 2017年12月8日 2789 阅读 Abstract Conventional freezing procedures and containers are not appropriate for spermatozoa from the testis because of their low number and poor in-situ motility, and various types of container have been utilized to fre 阅读全文