Patel Mehul S, Hart Nicholas, Polkey Michael I
NIHR Respiratory Biomedical Research Unit at the Royal Brompton Hospital and National Heart & Lung Institute, London SW3 6NP, UK.
J Physiol. 2012 Aug 1;590(15):3393-5; discussion 3401. doi: 10.1113/jphysiol.2012.235408.