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Abstract
Entities: Species
Mesh: See more » ChildChild DevelopmentChild Health ServicesEmigration and ImmigrationEnglandEthnic GroupsFamilyHealth SurveysHumansIncome TaxPediatricsPreventive MedicineResearchSchool Health ServicesTherapeutics
Year: 1971 PMID: 5581489 PMCID: PMC1795576 DOI: 10.1136/bmj.2.5754.125
Source DB: PubMed Journal: Br Med J ISSN: 0007-1447