Ojuawo, O B Profile of patients with chronic obstructive pulmonary disease in Ilorin who were never-smokers. [electronic resource] - Nigerian journal of clinical practice Feb 2019 - 221-226 p. digital Publication Type: Journal Article ISSN: 1119-3077 Standard No.: 10.4103/njcp.njcp_344_18 doi Subjects--Topical Terms: AdultAgedAirway Obstruction--epidemiologyBiomassComorbidityCough--epidemiologyFemaleHumansHypertension--epidemiologyLung--physiopathologyMaleMiddle AgedNigeria--epidemiologyPulmonary Disease, Chronic Obstructive--diagnosisRetrospective StudiesRisk FactorsSpirometrySurveys and Questionnaires