ALakkad A, Hussien H, Sami M, Salah M, Khalil SE, Ahmed O, Hassan W. Stiff Person syndrome: a case report. Int J Res Med Sci [Internet]. 2021 Aug. 25 [cited 2025 Oct. 14];9(9):2838-40. Available from: https://www.msjonline.org/index.php/ijrms/article/view/9993