共 30 条
[1]
Amer Soc Reproductive Med, 2008, FERTIL STERIL, V90, pS206, DOI [10.1016/j.fertnster.2008.08.049, 10.1016/j.fertnstert.2008.08.049]
[2]
American College of Obstetricians and Gynecologists, 2008, Obstet Gynecol, V111, P1479, DOI 10.1097/AOG.0b013e31817d201e
[3]
[Anonymous], HLTH PEOPL 2010 NAT
[4]
BARNHART K, 1994, OBSTET GYNECOL, V84, P1010
[7]
Bernstein J, 1995, J Obstet Gynecol Neonatal Nurs, V24, P803, DOI 10.1111/j.1552-6909.1995.tb02564.x