共 24 条
[2]
BROOK RH, 1976, MED CARE, V14, P1
[3]
Campbell J.P., 1976, HDB IND ORG PSYCHOL, P185
[5]
DYKE FJ, 1977, NEW ENGL J MED, V296, P1326
[6]
ENGEL L, 1963, ARCH INTERN MED, V112, P512
[8]
FLEISS JL, 1973, STATISTICAL METHODS
[10]
Goldberg J, 1980, Epidemiol Rev, V2, P210