共 22 条
[2]
Chilton L A, 1980, Pediatrics, V66, P800
[4]
DUGDALE AE, 1969, LANCET, V1, P409
[5]
GRAPES TZ, 1979, J SCH HLTH, V49, P498
[6]
HOCKELMAN RA, 1976, PEDIATRICS, V55, P313
[7]
LARSON CP, 1980, PEDIATRICS, V66, P191
[8]
MARCUSE EK, 1979, PEDIATRICS, V63, P501