RT Journal Article SR Electronic T1 Response to Bellaye et al. Measurement of hypoxia in the lung in idiopathic pulmonary fibrosis: a matter of control JF European Respiratory Journal JO Eur Respir J FD European Respiratory Society SP 2103124 DO 10.1183/13993003.03124-2021 A1 Joanna C Porter A1 Thida Win A1 Kjell Erlandsson A1 Kris Thielemans A1 Ashley M Groves YR 2022 UL http://erj.ersjournals.com/content/early/2022/01/13/13993003.03124-2021.abstract AB