Aline Gonçalves Nellessen¹, Leila Donária¹, Nidia Aparecida Hernandes¹, Fabio Pitta¹
Nellessen¹ AG, Donária¹ L, Hernandes¹ NA, Pitta¹ F. Analysis of three different equations for predicting quadriceps femoris muscle strength in patients with COPD. J Bras Pneumol. 2015;41(4):305-312