Não informado. Survey of the literature of dental caries. University of Pittsburgh, School of Dentistry, Research Department.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Survey of the Literature of Dental Caries. Pittsburgh, Pa: University of Pittsburgh, School of Dentistry, Research Department.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Survey of the Literature of Dental Caries. University of Pittsburgh, School of Dentistry, Research Department.
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