共 9 条
[1]
[Anonymous], 2010, GAZETTE OFFICIE 0721, V142
[2]
Assisted Human Reproduction Canada, 2011, PREV MULT BIRTHS ASS
[3]
Bromer J.G., 2011, CURR OPIN OBSTET GYN
[6]
Gunby J., 2010, Fertil Steril
[7]
Clinical effectiveness of elective single versus double embryo transfer: meta-analysis of individual patient data from randomised trials
[J].
BMJ-BRITISH MEDICAL JOURNAL,
2010, 341
:34