NURUDHIN, Arief et al. Umbilical cord mesenchymal stem cell-derived secretome as a potential treatment for systemic lupus erythematosus: A double-blind randomized controlled trial. Narra J, [S. l.], v. 5, n. 1, p. e1799, 2025. DOI: 10.52225/narra.v5i1.1799. Disponível em: https://narraj.org/main/article/view/1799. Acesso em: 1 may. 2026.