253 cases without any complcation and 20 cases with sore vasitis node and epididymal stasis were selected at random among those who had reccived vasectomy in an epidcmiological study on the safety of vasectomy. 319 ma...253 cases without any complcation and 20 cases with sore vasitis node and epididymal stasis were selected at random among those who had reccived vasectomy in an epidcmiological study on the safety of vasectomy. 319 married men having展开更多
文摘253 cases without any complcation and 20 cases with sore vasitis node and epididymal stasis were selected at random among those who had reccived vasectomy in an epidcmiological study on the safety of vasectomy. 319 married men having