title: Comprehensive health services for children: an exploratory study of benefit.
mesh_terms: D000041:Absenteeism; D002648:Child; D002662:Child Health Services / Q000706:statistics & numerical data*; D003191:Comprehensive Health Care; D005069:Evaluation Studies as Topic; D006801:Humans; D008404:Massachusetts; D012189:Retrospective Studies; D012574:Schools