King Te Jr, Pardo A, Selman M. Idiopathic pulmonary fibrosis. Lancet 2011;378:1949-61.

Chaudhary NI, Roth GJ, Hilberg F, Müller-Quernheim J, Prasse A, Zissel G. Inhibition of PDGF, VEGF and FGF signaling attenuates fibrosis. Eur Respir J. 2007;29:976-85.

Richeldi L, Costabel U, Selman M, Kim DS, Hansell DM, Nicholson AG. Efficacy of a tyrosine kinase inhibitor in idiopathic pulmonary fibrosis. N Engl J Med. 2011;365:1079-87.