共 20 条
[2]
BEACONSFIELD P, 1968, LANCET, V1, P592
[3]
BUTCHER RL, 1967, FERTIL STERIL, V18, P297
[4]
CARR DH, 1970, CAN MED ASSOC J, V103, P343
[5]
CARR DH, 1967, LANCET, V2, P830
[7]
GENEST P, 1963, CAN MED ASSOC J, V88, P302
[8]
GREGORY P. W., 1930, CARNEGIE INST WASHINGTON [PUBL 407] CONTR EMBRYOL, V21, P141
[9]
KUCHLER RJ, 1962, P SOC EXP BIOL MED, V110, P287
[10]
MARTIN PA, IN PRESS