Prognosis of Chronic Obstructive Pulmonary Disease (COPD) according to strength in upper limbs - Churruca Arrospide, Maria; Roca Noval, Ana; Vazquez Espinosa, Emma; Alonso Perez, Tamara; Perez Gonzalez, Patricia; Gomez Punter, Rosa Mar (European Respiratory Journal, 2019)