共 17 条
[2]
CHEN WZ, 1988, J CHIN OBSTET GYNECO, V4, P198
[3]
CHEN YX, 1990, JIANJIN MED, V18, P131
[4]
Decline in US cesarean delivery rate appears to stall
[J].
BIRTH-ISSUES IN PERINATAL CARE,
1998, 25 (04)
:259-262
[5]
Cesarean delivery rates in 1995 continue to decline in the United States
[J].
BIRTH-ISSUES IN PERINATAL CARE,
1997, 24 (03)
:194-196
[6]
DAN JZ, 1987, J PRAC OBSTET GYNECO, V3, P154
[7]
FAN QP, 1996, J PRAC OBSTET GYNECO, V12, P7
[9]
LIU DL, 1990, J PRAC OBSTET GYNECO, V6, P1
[10]
Cesarean birth trends in Chile, 1986 to 1994
[J].
BIRTH-ISSUES IN PERINATAL CARE,
1997, 24 (04)
:258-263