title: Comment on "Calculated absorbed-dose ratios, TG51/TG21, for most widely used cylindrical and parallel-plate ion chambers over a range of photon and electron energies".
authors.forename: M Saiful
authors.initials: MS
authors.lastname: Huq
mesh_terms: D004583:Electrons; D017785:Photons; D011874:Radiometry / Q000379:methods* / Q000592:standards*; D011879:Radiotherapy Dosage; D011882:Radiotherapy, High-Energy / Q000295:instrumentation* / Q000592:standards*; D012015:Reference Standards; D012958:Societies, Scientific; D014481:United States