Epidemic of infections hepatitis; some notes on delineation of high risk groups and protection of exposed susceptibles by gamma globulin.
D058872:Epidemics; D006505:Hepatitis; D006506:Hepatitis A / Q000453:epidemiology*; D006801:Humans; D014765:Viral Vaccines; D005719:gamma-Globulins / Q000627:therapeutic use*
D014765:Viral Vaccines; D005719:gamma-Globulins
GAMMA GLOBULIN/therapeutic use; HEPATITIS, INFECTIOUS/epidemiology