title: No fire without smoke.
authors.affiliation: Nuffield Department of Medicine, John Radcliffe Hospital, Oxford, UK.
authors.forename: Prasanna
authors.initials: P
authors.lastname: Puwanarajah
authors.forename: Asif
authors.initials: A
authors.lastname: Ali
authors.forename: Colin
authors.initials: C
authors.lastname: Clelland
authors.forename: Maggie S
authors.initials: MS
authors.lastname: Hammersley
mesh_terms: D000369:Aged, 80 and over; D016902:Air Pollution, Indoor / Q000009:adverse effects*; D003296:Cooking; D017809:Fatal Outcome; D005260:Female; D006801:Humans; D029424:Pulmonary Disease, Chronic Obstructive / Q000209:etiology*