Dosimetric investigation of couch rotation angles in non-coplanar VMAT plans for lung cancer SBRT - Ye, Weiqiang; Wang, Housheng; Wei, Zhenzhen; Zhang, Wei; Yu, Chaojun; Zhang, Dawei; Su, Shida; Qin, Wen; Hu, Kai; Li, Bo (Frontiers in Oncology, 2024)