Comparison and analysis of pregnancy outcome of intrauterine insemination in natural cycles and ovulation cycles of advanced age women
SUN Li, GE Ming-xiao, XING Wei-jie, CAI Liu-hong, TAO Xin, LI Xiao-li, OU Jian-ping
Chinese Journal of Clinical Anatomy . 2020, (3): 343 -347 .  DOI: 10.13418/j.issn.1001-165x.2020.03.020