[Attempted evaluation of the effect of gamma globulin on an epidemic of infectious hepatitis].
D058872:Epidemics; D006505:Hepatitis; D006506:Hepatitis A / Q000276:immunology*; D011044:Poland; D014765:Viral Vaccines; D005719:gamma-Globulins / Q000628:therapy*
D014765:Viral Vaccines; D005719:gamma-Globulins
GAMMA GLOBULIN/therapy; HEPATITIS, INFECTIONS/immunology