Application of contrast enhanced ultrasound in assessing the testicular spermatogenesis of nonobstructive azoospermia patients#br#
ZHANG Shi-jun, DU Jing, Lü Ren-hua, TIAN Ru-hui, LI Feng-hua
上海交通大学学报（医学版） . 2017, (10): 1368 .  DOI: 10.3969/j.issn.1674-8115.2017.10.011