共 30 条
[22]
Advance provision of emergency contraception for pregnancy prevention
[J].
COCHRANE DATABASE OF SYSTEMATIC REVIEWS,
2007, (02)
[24]
Singh S., 2009, ABORTION WORLDWIDE D
[25]
SONFIELD A, 2003, PREVENTING UNINTENDE
[28]
U.S. Department of Health and Human Services, 2010, PUBL US DAT FIL DOC
[29]
A sad day for science at the FDA
[J].
NEW ENGLAND JOURNAL OF MEDICINE,
2005, 353 (12)
:1197-1199