Theoretical and Computational Analysis of Coupled System of Multiple Sclerosis Using Non-singular Type Derivative. European Journal of Pure and Applied Mathematics, Maryland, USA, v. 19, n. 2, p. 6482, 2026. DOI: 10.29020/nybg.ejpam.v19i2.6482. Disponível em: https://www.ejpam.com/ejpam/article/view/6482. Acesso em: 28 jul. 2026.