共 63 条
[1]
AGOESTINA T, 1987, 7TH C IND SOC OBST G, P70
[2]
ARAGONA C, 1984, CLIN EUR, V23, P511
[3]
BEIER S, 1987, GYNECOALOGICAL ENDOC, P477
[6]
BERGINK EW, 1989, ORAL CONTRACEPTION 1, P21
[9]
CAPITANIO G L, 1985, Advances in Contraception, V1, P238
[10]
CLARKSON TB, 1990, OBSTET GYNECOL, V75, P217