Effect of nintedanib on biomarkers of extracellular matrix (ECM) turnover and FVC decline in patients with IPF: results from the INMARK study* - Pfeifer, M; Maher, TM; Stowasser, S; Nishioka, Y; White, ES; Cottin, V; Noth, I; Selman, M; Rohr, KB; Wachtlin, D; Ittrich, C; Diefenbach, C; Jenkins, RG (Pneumologie, 2020)