RT Journal Article SR Electronic T1 A call for uniformity in implementing the IPAF (interstitial pneumonia with autoimmune features) criteria JF European Respiratory Journal JO Eur Respir J FD European Respiratory Society SP 1813 OP 1814 DO 10.1183/13993003.01841-2016 VO 48 IS 6 A1 Strek, Mary E. A1 Oldham, Justin M. A1 Adegunsoye, Ayodeji A1 Vij, Rekha YR 2016 UL http://erj.ersjournals.com/content/48/6/1813.abstract AB