Muhammad S, Fakhr A, Manzar MA, Hakim F, Khan TA, Ahmad B. FREQUENCY OF HUMAN LEUKOCYTE ANTIGEN B27(HLA-B27) IN CLINICALLY DIAGNOSED ANKYLOSING SPONDYLITIS; A STUDY OF 100 CASES. Pak Armed Forces Med J [Internet]. 2019 Dec. 18 [cited 2024 Nov. 26];69(6):1194-98. Available from: https://pafmj.org/PAFMJ/article/view/3632