RT Journal Article SR Electronic T1 Pneumococcal capsular serotypes and lung infection JF Thorax JO Thorax FD BMJ Publishing Group Ltd and British Thoracic Society SP 473 OP 474 DO 10.1136/thoraxjnl-2012-201739 VO 67 IS 6 A1 Brown, Jeremy Stuart YR 2012 UL http://thorax.bmj.com/content/67/6/473.abstract AB