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Abstract
Mesh: See more » AdolescentAdultCanadaChildChild, PreschoolFemaleHumansInfantMaleMiddle AgedPopulation SurveillanceSexually Transmitted Diseases/epidemiology
Year: 1988 PMID: 3233682
Source DB: PubMed Journal: Can Dis Wkly Rep ISSN: 0382-232X