共 12 条
[1]
CERULLI MA, 1979, GASTROENTEROLOGY, V76, P742
[2]
DIXON WJ, 1969, INTRO STATISTICAL AN
[4]
ENGEL BT, 1974, CARDIOVASCULAR PSYCH, P456
[9]
SCHUSTER MM, 1965, B JOHNS HOPKINS HOSP, V116, P79
[10]
WALD A, PEDIATRICS