title: Measures for smallpox eradication in the Czech countries at the beginning of the 19th century.
mesh_terms: D000328:Adult; D002648:Child; D003604:Czechoslovakia; D006666:History of Medicine; D006801:Humans; D012899:Smallpox / Q000266:history* / Q000517:prevention & control; D014611:Vaccination / Q000266:history*