Effect of vardenafil pretreatment on the activity of post-thaw sperm
LU Ke-min1, 2, ZOU Sha-sha2, CHEN Xiang-feng2, LIU Qiang1
上海交通大学学报（医学版） . 2018, (10): 1269 .  DOI: 10.3969/j.issn.1674-8115.2018.10.024