Singleton pregnancy outcomes in frozen-thawed embryo transfer in natural cycle and hormone replacement therapy cycle:a comparative study
TIAN Haiqing,MEN Hongqin,ZHANG Meng,LI Xia,LA Xiaolin
Chinese General Practice . 2020, (21): 2673 -2677 .  DOI: 10.12114/j.issn.1007-9572.2020.00.097