Alterations in the substantia nigra and nigrostriatal pathway in different neuroimaging techniques in Parkinson’s disease: an integrative literature review. Research, Society and Development, [S. l.], v. 12, n. 1, p. e8212139591, 2023. DOI: 10.33448/rsd-v12i1.39591. Disponível em: https://ojs34.rsdjournal.org/index.php/rsd/article/view/39591. Acesso em: 28 jun. 2025.