Fig. 2From: Progressive fibrosing interstitial lung disease: prevalence and clinical outcomePrevalence of PF-ILD. PF progressive fibrosing, ILD interstitial lung disease, HP hypersensitivity pneumonitis, iNSIP idiopathic nonspecific interstitial pneumonia, RA rheumatoid arthritis, SSc systemic sclerosis, SJS SjÖgren syndromeBack to article page