
Keywords: 6 مگابایت، 6 دقیقه راه رفتن; 6MWD, 6-min walk distance; 6MWT, 6-min walk test; BMI, body mass index; COPD, chronic obstructive pulmonary disease; FEV1, forced expiratory volume in the first second; FVC, Forced vital capacity; GER, general exercise reconditioning; GOLD, Global Initiat