[Rickettsial variability].
D000818:Animals; D000942:Antigens, Bacterial; D002642:Chick Embryo; D003381:Coxiella; D014644:Genetic Variation; D012285:Orientia tsutsugamushi; D010641:Phenotype; D012281:Rickettsia / Q000254:growth & development / Q000472:pathogenicity; D012283:Rickettsia prowazekii; D012641:Selection, Genetic; D014774:Virulence
D000942:Antigens, Bacterial
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