A Course in Epidemiology

acute affected individual anthrax areas bacteriological blood brucellosis carriers causative agent cent solution chambers children's institutions chloride of lime cholera clinical contaminated control measures detection diagnosis diphtheria discharged diseased animals disinfection dysentery eggs epidemic control epidemic hepatitis epidemiological epizootic extremely factors faeces flies focus food stuffs glanders Gromashevskii hospital host organism human illness immunity important incidence of dysentery incubation period infectious diseases infective agent influenza intestinal infections isolated larvae leishmaniasis malaria measles methods micro-organisms milk months mosquitoes mucous natural foci observed outbreaks parasite paratyphoid pathogen patients persons plague poliomyelitis population present prophylactic prophylaxis rabies rats regions relapsing fever result rickettsiosis rodents sand-fly Sanitary and Epidemic scarlet fever serum smallpox source of infection Soviet species spread suffering susceptible temperature tick encephalitis tion tissue trachoma transmission of infection transmitted treatment tuberculosis tularemia typhoid fever typhus fever vaccine vector virus whooping-cough