共 19 条
[1]
AYRE JE, 1966, OBSTET GYNECOL, V28, P90
[2]
AYRE JE, 1969, OBSTET GYNECOL, V34, P545
[3]
BOYCE JG, 1972, OBSTET GYNECOL, V40, P139
[4]
COUREY NG, 1971, NEW YORK STATE J MED, V71, P2513
[6]
DOUGHERTY CM, 1970, OBSTET GYNECOL, V36, P741
[7]
FIDLER H. K., 1968, J OBSTET GYNAECOL BRIT COMMONW, V75, P392
[8]
HERTZ R, 1968, INT J FERTIL, V13, P273
[9]
KLINE TS, 1970, AM J CLIN PATHOL, V53, P215