Exploring child health and its ecology.
D000367:Age Factors; D002648:Child; D002662:Child Health Services / Q000706:statistics & numerical data*; D003906:Developing Countries; D005002:Ethiopia; D005069:Evaluation Studies as Topic; D005190:Family; D006801:Humans; D008962:Models, Theoretical; D009017:Morbidity; D010372:Pediatrics; D012107:Research Design; D012189:Retrospective Studies; D013223:Statistics as Topic