[Variability of Rickettsia prowazekii and perspectives of obtaining living typhus vaccines].
D006801:Humans; D012283:Rickettsia prowazekii; D012290:Rickettsial Vaccines
D012290:Rickettsial Vaccines; C028280:typhus vaccine
RICKETTSIA PROWAZEKII
Izmenchivost' rikketsii Provacheka i perspektivy polucheniia zhivoi sypnotifoznoi vaktsiny.