共 9 条
[1]
ERDMAN K, 1988, POOR HLTH CARE POOR
[3]
OBERG CN, 1990, PEDIATRICS, V85, P824
[4]
WISE PH, 1988, PEDIATR CLIN N AM, V35, P1169
[5]
1988, HLTH CHILDREN INVEST
[6]
1989, HLTH AM CHILDREN MAT
[7]
1989, REFERENCE BOOK
[8]
1990, HLTH PEOPLE 2000
[9]
1990, 5000000 CHILDREN STA