Factor analysis identifies three separate symptom clusters in idiopathic pulmonary fibrosis.
Seppälä S, Rajala K, Lehto JT, Sutinen E, Mäkitalo L, Kautiainen H, Kankaanranta H, Ainola M, Saarto T, Myllärniemi M.
Seppälä S, et al. Among authors: rajala k.
ERJ Open Res. 2020 Oct 5;6(4):00347-2020. doi: 10.1183/23120541.00347-2020. eCollection 2020 Oct.
ERJ Open Res. 2020.
PMID: 33043051
Free PMC article.