共 26 条
[1]
[Anonymous], 1991 CENSUS USERS GU
[2]
*CMU, 1993, US GUID SARS
[3]
COLE K, 1993, 1991 CENSUS USERS GU, P201
[4]
Cox B. D., 1987, HLTH LIFESTYLE SURVE
[5]
DALE A, 1993, 1991 CENSUS USERS GU, P52
[7]
GOLDSTEIN H, 1991, BIOMETRIKA, V78, P45
[8]
Goldstein H., 1987, MULTILEVEL MODELS ED