97893527098095d68e872a96c6d44f492d23bExpert Techniques in Spine Surgery 1st Editon 2020 By Alexander R Vaccarohttps://cdn1.storehippo.com/s/598ecac63f8a479051bb2633/ms.products/5d68e872a96c6d44f492d23b/images/5d68e872a96c6d44f492d23c/5d68e7e94782016a61f61721/webp/5d68e7e94782016a61f61721.jpg