RT Journal Article SR Electronic T1 INTRODUCTION JF European Respiratory Review JO EUROPEAN RESPIRATORY REVIEW FD European Respiratory Society SP 83 OP 83 DO 10.1183/09059180.05.00009600 VO 14 IS 96 A1 E. D. Bateman YR 2005 UL http://err.ersjournals.com/content/14/96/83.1.abstract AB