共 9 条
[1]
BAIRD D, 1950, COMBINED TXB OBSTETR, P1008
[2]
CURTIS AH, 1942, TXB GYNECOLOGY, P631
[4]
GREENHILL JP, 1951, PRINCIPLES PRACTICE, P499
[6]
NOVAK E, 1948, TXB GYNECOLOGY, P123
[9]
TITUS P, 1940, MANAGEMENT OBSTETRIC, P136