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Auteur Department of Pediatrics. Massachusetts General Hospital. Harvard Medical School. Boston Mass. USA |
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Article
J.M. Perrin ; S.R. BLOOM ; S.L. ETTNER ; S.L. GORTMAKER ; K. KUHLTHAU ; T.J. MCLAUGHLIN ; Department of Pediatrics. Massachusetts General Hospital. Harvard Medical School. Boston Mass. USA |[BDSP. Notice produite par INIST s7XR0xOM. Diffusion soumise à autorisation]. Objectices. The purpose of this study was to determine the effects of poverty, program generosity, and health on state variations in enrollment of children and adolesc[...]