Effects of sulphur dioxide and smoke on the incidence of secretory otitis media.
Fugas
M
M
D016902:Air Pollution, Indoor / Q000009:adverse effects; D006801:Humans; D010034:Otitis Media with Effusion / Q000209:etiology*; D013458:Sulfur Dioxide / Q000009:adverse effects*
D013458:Sulfur Dioxide