title: Smoking and pneumococcal infection.
authors.forename: J V
authors.initials: JV
authors.lastname: Sheffield
authors.forename: R K
authors.initials: RK
authors.lastname: Root
mesh_terms: D001428:Bacterial Vaccines; D006801:Humans; D011008:Pneumococcal Infections / Q000209:etiology* / Q000517:prevention & control; D022242:Pneumococcal Vaccines; D012307:Risk Factors; D012907:Smoking / Q000009:adverse effects*; D013296:Streptococcus pneumoniae / Q000302:isolation & purification; D014028:Tobacco Smoke Pollution / Q000009:adverse effects*
chemical_list: D001428:Bacterial Vaccines; D022242:Pneumococcal Vaccines; D014028:Tobacco Smoke Pollution