C4 constant vertebra: a novel benchmark of physiological cervical sagittal alignment - Xu, Haocheng; Gong, Zhaoyang; Yang, Yong; Zhang, Fan; Zou, Fei; Xia, Xinlei; Ma, Xiaosheng; Lyu, Feizhou; Jiang, Jianyuan; Wang, Hongli (European spine journal, 2024)
Keywords: Asymptomatic; Medicine; Medicine & Public Health; Neurosurgery; Original Article; Physiology; Reconstructive surgery; Spine (cervical); Surgical Orthopedics; Thorax; Vertebrae; C4 slope; Cervical sagittal alignment; Cervical sagittal classification; Age; Cervicothoracic junction