RT Journal Article SR Electronic T1 Primary healthcare factors and hospital admission rates for COPD: no association JF Thorax JO Thorax FD BMJ Publishing Group Ltd and British Thoracic Society SP 588 OP 589 DO 10.1136/thoraxjnl-2013-204215 VO 69 IS 6 A1 Patrick White A1 Ana Lucia Jamieson YR 2014 UL http://thorax.bmj.com/content/69/6/588.1.abstract AB