RT Journal Article SR Electronic T1 Could a healthy diet attenuate COPD risk in smokers? JF Thorax JO Thorax FD BMJ Publishing Group Ltd and British Thoracic Society SP 491 OP 492 DO 10.1136/thoraxjnl-2016-209608 VO 72 IS 6 A1 Raphaƫlle Varraso A1 Seif O Shaheen YR 2017 UL http://thorax.bmj.com/content/72/6/491.abstract AB