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Abstract
Mesh: See more » AdolescentChildChild, PreschoolDown Syndrome/epidemiologyHepatitis A/epidemiologyHumansInfantPeriodicitySeasonsUnited Kingdom
Year: 1966 PMID: 4161585 DOI: 10.1016/s0140-6736(66)92768-1
Source DB: PubMed Journal: Lancet ISSN: 0140-6736 Impact factor: 79.321