Report of AAPM Task Group 235 Radiochromic Film Dosimetry: An Update to TG-55. - Niroomand-Rad A; Chiu-Tsao ST; Grams MP; Lewis DF; Soares CG; Van Battum LJ; Das IJ; Trichter S; Kissick MW; Massillon-Jl G; Alvarez PE; Chan MF (Medical physics, 2020)