共 16 条
[11]
MAKAR AP, 1992, OBSTET GYNECOL, V79, P1002
[12]
Montag T W, 1990, Obstet Gynecol Surv, V45, P94, DOI 10.1097/00006254-199002000-00003
[14]
PETTERSSON F, 1989, ANN REPORT RESULTS T, V21
[15]
Serov SF, 1973, INT HISTOLOGICAL CLA, P17