PT - JOURNAL ARTICLE AU - Matthew Maddocks AU - Claire M. Nolan AU - William D-C. Man TI - Simple functional tests in COPD: stand up and be counted! AID - 10.1183/13993003.00104-2017 DP - 2017 Mar 01 TA - European Respiratory Journal PG - 1700104 VI - 49 IP - 3 4099 - http://erj.ersjournals.com/content/49/3/1700104.short 4100 - http://erj.ersjournals.com/content/49/3/1700104.full SO - Eur Respir J2017 Mar 01; 49