Gafchromic EBT2 film dosimetry in transmission and reflection modes: a comparative dosimetry studyNarges Motamedpour, Hamid Reza Baghani, Mostafa Robatjazi and Behnam AzadeganEur. Phys. J. Plus, 140 5 (2025) 468DOI: https://doi.org/10.1140/epjp/s13360-025-06392-z