Introduction: results from a new national survey of children's health.
Halfon
Neal
N
UCLA Center for Healthier Children, Families and Communities, UCLA Schools of Medicine, Public Health, Public Policy, and Social Research, Los Angeles, California, USA. nhalfon@ucla.edu
Olson
Lynn M
LM
D002662:Child Health Services / Q000706:statistics & numerical data*; D002669:Child Welfare / Q000706:statistics & numerical data*; D002675:Child, Preschool; D019538:Health Care Surveys; D006306:Health Surveys; D006801:Humans; D007223:Infant; D014481:United States