Ozgul, Ulku, Aytac Yucel, Gulay Erdogan Kayhan, Abdulvahap Aslan, and M. Ozcan Ersoy. 2021. “Lateral Approach to Spinal Anaesthesia Managemet in a Patient With Ankylosing Spondylitis: Case Report ”. Annals of Medical Research 19 (3): 0175-76. http://www.annalsmedres.org/index.php/aomr/article/view/3532.