PV-0481 IMRT/VMAT QA in heterogeneous media: first experience with a 2D solid-state detector prototype. (April 2019) - Biasi, G.; Stansook, N.; Petasecca, M.; Carolan, M.; Perevertaylo, V.L.; Metcalfe, P.; Lerch, M.L.F.; Kron, T.; Rosenfeld, A.B.