共 14 条
[1]
ABOUZAHR C, 1991, MATERNAL MORTALITY G, P3
[2]
BARNES AC, 1978, RISKS BENEFITS CONTR, P7
[4]
CATES W, 1985, LANCET, V2, P596
[5]
Fathalla MF, 1991, ANN NY ACAD SCI, V626, P1
[6]
GRANT JP, 1991, STATE WORLDS CHILDRE, P3
[7]
MARTY JO, 1991, 13TH P WORLD C GYN O, P1641
[8]
ROWE PJ, 1987, FERTIL STERIL, V47, P964
[9]
Sadik N, 1990, Popul Sci, V9, P1
[10]
SCIARRA JJ, 1991, ANN NY ACAD SCI, V626, P478