[Epidemiologic observations of reinfection of carriers of diphtheria bacteria. IX].
D002353:Carrier State / Q000453:epidemiology*; D004165:Diphtheria / Q000453:epidemiology* / Q000382:microbiology; D006801:Humans; D009305:Nasopharynx / Q000382:microbiology; D013997:Time Factors
Epidemiologicheskie nabliudeniia za reinfektsieĭ nositeleĭ difteriĭnykh bakteriĭ. IX.