共 50 条
[2]
Andersen Ronald, 1995, Asian Am Pac Isl J Health, V3, P128
[3]
[Anonymous], 2000, Vital Health Stat 2, P1
[5]
BERNSTEIN AB, 1991, MED CARE, V29, P196
[7]
CARCILLO JA, 1995, J HEALTH CARE POOR U, V6, P23
[8]
Carlisle DM, 1996, J HEALTH CARE POOR U, V7, P308
[9]
Committee on Practice Bulletins-Gynecology, 2002, Obstet Gynecol, V99, P855
[10]
CURTIS HM, 1984, LANCET, V1, P145