Vitamin deficiency occurring in the course of economic progress.
D000293:Adolescent; D000383:Agriculture; D001602:Beriberi / Q000453:epidemiology*; D002648:Child; D003906:Developing Countries; D004196:Disease Outbreaks / Q000453:epidemiology; D004467:Economics; D004641:Emigration and Immigration; D005523:Food Supply; D006801:Humans; D008297:Male; D012275:Oryza / Q000032:analysis; D012807:Sierra Leone; D013831:Thiamine / Q000032:analysis; D014507:Urbanization
D013831:Thiamine