Efficacy and safety of stereotactic radiosurgery for large cystic brain metastases: a comparison with and without cyst aspiration via Ommaya reservoir. - Hong S; Adam S; Takami H; Umekawa M; Shinya Y; Hasegawa H; Kawashima M; Kitagawa Y; Nomura M; Takayanagi S; Saito N (Neurosurgical review, 2025)