[SOME HISTORICAL NOTES ON SMALLPOX VACCINATION].
D005060:Europe; D006664:History; D049711:History, Modern 1601-; D006801:Humans; D008511:Medicine; D011044:Poland; D012899:Smallpox; D012900:Smallpox Vaccine; D014611:Vaccination
D012900:Smallpox Vaccine
EUROPE; HISTORY; HISTORY OF MEDICINE, MODERN; POLAND; SMALLPOX VACCINE
KILKA DANYCH DOTYCZ ACYCH HISTORII SZCZEPIE'N OCHRONNYCH PRZECIW OSPIE PRAWDZIWEJ.