Michael I. Polkey

Quadriceps strength predicts mortality in patients with moderate to severe chronic obstructive pulmonary disease

Elisabeth B. Swallow, Nicholas S Hopkinson, William D‐C Man et al. · Thorax · 2006 · 715 citations · Full text

Minimum clinically important difference for the COPD Assessment Test: a prospective analysis

Samantha S.C. Kon, Jane L. Canavan, Sarah E. Jones et al. · The Lancet Respiratory Medicine · 2014 · 651 citations · Full text

Effect of Home Noninvasive Ventilation With Oxygen Therapy vs Oxygen Therapy Alone on Hospital Readmission or Death After an Acute COPD Exacerbation

Patrick B. Murphy, Sunita Rehal, Stephen C Bourke et al. · JAMA · 2017 · 610 citations · Full text

An official European Respiratory Society statement on physical activity in COPD

Henrik Watz, Fábio Pitta, Carolyn L. Rochester et al. · European Respiratory Journal · 2014 · 501 citations · Full text

The prevalence of quadriceps weakness in COPD and the relationship with disease severity

John Seymour, Martijn A. Spruit, Nicholas S Hopkinson et al. · European Respiratory Journal · 2009 · 480 citations · Full text

Epidemiology, Kinesiology, Quadriceps Strength +15