title: Endemic typhus in Texas.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D002675:Child, Preschool; D006801:Humans; D007223:Infant; D008875:Middle Aged; D013781:Texas; D014437:Typhus, Endemic Flea-Borne / Q000175:diagnosis / Q000453:epidemiology*