BackgroundThis study aimed to investigate the safety and efficacy of the halo-vest in the treatment of cervical fracture in patients with ankylosing spondylitis (AS) and kyphosis. MethodsFrom May 2017 to May 2021. 36 patients with cervical fractures with AS and thoracic kyphosis were included in this study. The patients with cervical spine fractures with AS underwent preoperative redu... http://parisnaturalfoodes.shop/product-category/neem-oil/