共 39 条
[1]
American College of Obstetricians and Gynecologists, 2012, Obstet Gynecol, V119, P1308, DOI 10.1097/AOG.0b013e31825af2f0
[3]
[Anonymous], COCHR SEARCH PREV PR
[4]
Anotayanonth S, 2004, Cochrane Database Syst Rev, pCD004352, DOI 10.1002/14651858.CD004352.pub2
[7]
Self-Testing of Vaginal pH to Prevent Preterm Delivery A Controlled Trial
[J].
DEUTSCHES ARZTEBLATT INTERNATIONAL,
2011, 108 (06)
:81-U22
[10]
Crowther CA., 2002, Cochrane Database Syst Rev, DOI DOI 10.1002/14651858.CD001060