Ozgul, Ulku, Aytac Yucel, Gulay Erdogan Kayhan, Abdulvahap Aslan, and M. Ozcan Ersoy. “Lateral Approach to Spinal Anaesthesia Managemet in a Patient With Ankylosing Spondylitis: Case Report”. Annals of Medical Research 19, no. 3 (May 25, 2021): 0175–0176. Accessed May 17, 2024. http://www.annalsmedres.org/index.php/aomr/article/view/3532.