Keyhole Foraminotomy Combined With Unilateral Laminotomy for Bilateral Decompression Under Biportal Endoscopic Spinal Surgery for the Treatment of Mixed-Type Cervical Spondylosis. - Jiang L; Jing X; Qiu X; Wu T; Zheng D; Zhong Z; Jian Y; Hu Q (Orthopaedic surgery, 2026)