共 33 条
[1]
Dean A. G., 1990, EPI INFO VERSION 5 W
[3]
Dunn H G, 1980, Brain Dev, V2, P57
[4]
DUNN MS, 1988, PEDIATRICS, V82, P543
[5]
ENHORNING G, 1985, PEDIATRICS, V76, P145
[6]
FRANCISWILLIAMS J, 1974, DEV MED CHILD NEUROL, V16, P709
[7]
GITLIN JD, 1987, PEDIATRICS, V79, P31
[9]
Hollingshead A, 1958, SOCIAL CLASS MENTAL