title: Typhus in Colombia; a survey of four towns by the complement fixation test, November 1946.
mesh_terms: D003105:Colombia; D003168:Complement Fixation Tests; D003625:Data Collection; D004777:Environment; D014438:Typhus, Epidemic Louse-Borne / Q000453:epidemiology* / Q000706:statistics & numerical data*
keywords: TYPHUS/epidemiology and statistics