Smoking duration, respiratory symptoms, and COPD in adults aged ≥45 years with a smoking history

Yong Liu,1 Roy A Pleasants,2 Janet B Croft,1 Anne G Wheaton,1 Khosrow Heidari,3 Ann M Malarcher,4 Jill A Ohar,5 Monica Kraft,6 David M Mannino,7 Charlie Strange8 1Division of Population Health, Centers for Disease Control and Prevention, Atlanta, GA, 2Division of Pulmonary, Allergy, and Critical Ca...

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Bibliographic Details
Main Authors: Liu Y, Pleasants RA, Croft JB, Wheaton AG, Heidari K, Malarcher AM, Ohar JA, Kraft M, Mannino DM, Strange C
Format: Article
Language:English
Published: Dove Medical Press 2015-07-01
Series:International Journal of COPD
Online Access:http://www.dovepress.com/smoking-duration-respiratory-symptoms-and-copd-in-adults-aged-ge45-yea-peer-reviewed-article-COPD