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Abstract
Mesh: See more » DietHistory, 20th CenturyHospitals, PsychiatricHumansPellagra/etiologyPellagra/historyPovertyRural HealthUnited States
Year: 1975 PMID: 808825 PMCID: PMC1437745
Source DB: PubMed Journal: Public Health Rep ISSN: 0033-3549 Impact factor: 2.792