[Use of argasid ticks in the study of nonpathogenic Ricketsia burnetii].
D000818:Animals; D006168:Guinea Pigs; D012281:Rickettsia; D013987:Ticks; D013997:Time Factors; D014612:Vaccines; D014774:Virulence
D014612:Vaccines
Ispol'zovanie argasovykh kleshcheĭ pri izuchenii nepatogennykh rikket sii berneta