Physical examination: weight, height and body mass index. Respiratory function tests (spirometry, Lung volumes, transfer to CO, maximum respiratory pressure and blood gas capacity) quality of life health-related questionnaires: CRQ (self-administered version), and SF-36 test of 6 minutes of the March assessment of breathlessness to the effort using the Borg scale at the beginning and at the end of six minutes the BODE index calculation test adverse events or adverse reactions that have been able to present during the period from the previous visit.