Accuracy of day-to-day patient positioning in ocular proton therapy with a dedicated beamline - Martijn Hol; Kees H. Spruijt; Myra F. Rodrigues; Yvonne L. B. Klaver; Jasper Kouwenberg; Pauline A. C. Bakker; Gregorius P. M. Luyten; Emine Kiliç; Jan-Willem M. Beenakker; Eleftheria Astreinidou; Coen R. N. Rasch (PLoS ONE, 2025)