共 25 条
[1]
POVERTY AND CARDIAC DISEASE IN CHILDREN
[J].
AMERICAN JOURNAL OF DISEASES OF CHILDREN,
1991, 145 (05)
:550-553
[2]
BUTLER PA, 1988, TOO POOR BE SICK ACC, P20
[3]
GINSBURG JA, 1990, ANN INTERN MED, V112, P641
[10]
MATTHIESSEN C, 1990, MODERN MATURITY, V33, P82