共 8 条
[2]
HERTIG AT, 1968, DAVIS GYNECOLOGY OBS, V1, P15
[3]
Irving FC, 1937, SURG GYNECOL OBSTET, V64, P178
[4]
KISTNER RW, 1952, SURG GYNECOL OBSTET, V94, P141
[5]
OCHSHORN A, 1969, OBSTET GYNECOL, V33, P677
[6]
POTTER E, 1952, PATHOLOGY FETUS NEWB
[7]
ROTTON WN, 1957, OBSTET GYNECOL, V9, P580