共 9 条
[2]
GYEPIGARBRAH B, 1985, ADOLESCENT FERTILITY
[3]
MASHALABA NN, 1989, INT J OBSTET GYNEC S, V3, P15
[6]
SENDEROWITZ J, 1985, POPUL BULL, V40, P1
[7]
*SENEG FAM PLANN A, 1989, BOTSW FAM HLTH SURV
[8]
*SENEG FAM PLANN A, 1988, REPR HLTH SURV YOUNG
[9]
*YOUTH ADV SERV FA, 1988, REPR HLTH SURV YOUNG