[Complications after smallpox vaccination in Poland during 1958 and 1959].
J
J
FRUHAUFOWA
D007154:Immune System Diseases; D011044:Poland; D012899:Smallpox / Q000276:immunology*; D014611:Vaccination / Q000150:complications*; D012901:Variola virus
SMALLPOX/immunology; VACCINATION/complications