共 22 条
[1]
*AM COLL OBST GYN, 1982, MAT FET MED GUID VAG
[2]
*AM COLL OBST GYN, 1988, MAT FET MED GUID VAG
[3]
*AM COLL OBST GYN, 1995, VAG DEL PREV CES BIR
[5]
*CES CHILDB REP CO, 1981, GABA
[6]
Clarke S C, 1996, Stat Bull Metrop Insur Co, V77, P28
[7]
*DHHS, 1991, DHHS PUBL PHS
[8]
GABAY M, 1994, UNNECESSARY CESAREAN
[9]
Graves E.J., 1995, VITAL HLTH STAT, V13
[10]
GREGORY KD, 1994, OBSTET GYNECOL, V84, P574