A multi-institutional trial evaluating the use of an integrated quality assurance phantom for frameless single-isocenter multitarget stereotactic radiosurgery. - Capaldi DPI; Skinner LB; Pinkham DW; Zavgorodni S; Stafford O; Shirmohammad M; Matney JE; Dubrowski P; De Jean P; Grafil EM; Yu AS (Frontiers in oncology, 2024)