title: "Sour skin" in Darfur, Sudan.
authors.affiliation: Harvard School of Public Health, 677 Huntington Avenue, Boston, MA, USA. jspector@hsph.harvard.edu
authors.forename: J M
authors.initials: JM
authors.lastname: Spector
mesh_terms: D000293:Adolescent; D006801:Humans; D008297:Male; D009525:Niacin / Q000008:administration & dosage / Q000172:deficiency*; D010383:Pellagra / Q000209:etiology*; D013397:Sudan
chemical_list: D009525:Niacin