共 25 条
[2]
BERGNER M, 1984, ASSESSMENT QUALITY L, P152
[6]
DITKOFF EC, 1991, OBSTET GYNECOL, V78, P991
[7]
Dupuy HJ., 1984, ASSESSMENT QUALITY L, P170
[8]
FAZIO AF, 1977, DHEW HRA781347 PUBL