Patel MS, Natanek SA, Stratakos G, Pascual S, Martínez-Llorens J, Disano L, Terzis G, Hopkinson NS, Gea J, Vogiatzis I, et al. Vastus lateralis fiber shift is an independent predictor of mortality in chronic obstructive pulmonary disease. Am J Respir Crit Care Med. 2014;190(3):350-2.