Ahmed, Saleem, Khalid Zaeem Aslam, Syed Samee Uddin, and Sanum Kashif. 2017. “ANESTHETIC MANAGEMENT OF A PATIENT WITH ANKYLOSING SPONDYLITIS PRESENTING WITH FRACTURE FEMUR - A CASE REPORT”. Pakistan Armed Forces Medical Journal 67 (Suppl-3):S310-12. https://pafmj.org/PAFMJ/article/view/4582.