1. 1623PCorrelation of ctDNA and response in patients (pts) with PDGFRα D842 GIST treated with avapritinib. (23rd October 2018) Authors: George, S; Bauer, S; Jones, R L; Serrano, C; von Mehren, M; Kang, Y-K; Schöffski, P; Cassier, P; Eskens, F A; Mir, O; Tap, W D; Chawla, S P; Rutkowski, P; Shi, H; Schmidt-Kittler, O; Mar, B; Heinrich, M Journal: Annals of oncology Issue: Volume 29(2018)Supplement 8 Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗