共 23 条
[4]
CONEN PE, 1963, CAN MED ASSOC J, V89, P983
[6]
DUBOWITZ V, 1960, LANCET, V2, P23
[7]
ENGEL AG, 1971, MAYO CLIN PROC, V46, P666
[8]
ENGEL AG, 1972, MAYO CLIN PROC, V47, P377