A ring‐based compensator IMRT system optimized for low‐ and middle‐income countries: Design and treatment planning study. - Van Schelt, Jonathon; Smith, Daniel L.; Fong, Nicholas; Toomeh, Dolla; Sponseller, Patricia A.; Brown, Derek W.; Macomber, Meghan W.; Mayr, Nina A.; Patel, Shilpen; Shulman, Adam; Subrahmanyam, G. V.; Govindarajan, K. N.; et al. (Medical Physics, 2018)