Silva KKD da, Faria ACD, Lopes AJ, Melo PL de. Within-breath respiratory impedance and airway obstruction in patients with chronic obstructive pulmonary disease . Clinics [Internet]. 2015 Jul. 1 [cited 2024 Jun. 26];70(7):461-9. Available from: https://journals.usp.br/clinics/article/view/101080