title: [A survey on the antibody level against Legionella pneumophila among adults in the Nanjing area].
mesh_terms: D000907:Antibodies, Bacterial / Q000032:analysis*; D002681:China; D006386:Hemagglutination Tests; D006801:Humans; D007875:Legionella / Q000276:immunology*
chemical_list: D000907:Antibodies, Bacterial