title: Study on complement fixing antigens of Rickettsia tsutsugamushi from tissue culture sources.
mesh_terms: D000941:Antigens / Q000032:analysis*; D003168:Complement Fixation Tests; D046508:Culture Techniques; D006358:Hot Temperature; D012285:Orientia tsutsugamushi / Q000254:growth & development / Q000276:immunology*
chemical_list: D000941:Antigens