共 42 条
[12]
Farber H J, 1991, Fam Pract Res J, V11, P309
[14]
Fried Linda P., 1991, Annals of Epidemiology, V1, P263
[15]
FULTON JP, 1989, VITAL HLTH STAT, V10
[20]
Hatfield E., 1993, CURRENT DIRECTIONS P, V2, P96, DOI [10.1111/1467-8721.ep10770953, DOI 10.1111/1467-8721.EP10770953]