Shigellosis in the District of Columbia: 1967 year-end summary.
D000328:Adult; D000367:Age Factors; D002648:Child; D002675:Child, Preschool; D004219:District of Columbia; D004405:Dysentery, Bacillary / Q000453:epidemiology*; D006801:Humans; D012959:Socioeconomic Factors