500
Participants
Start Date
May 1, 2024
Primary Completion Date
May 1, 2025
Study Completion Date
August 1, 2025
Shorten abstinence time
In the experimental group, male ejaculates once on human chorionic gonadotropin trigger day, and can be ejaculated on the second day if ejaculates fail.
RECRUITING
the first hospital of Jilin University, Changchun
The First Hospital of Jilin University
OTHER