NGWA , S. Orientation and Mobility (O&M) Efficiency of Persons with Visual Impairment (PVI) in Cameroon Under Varied Circumstances. Journal of Research in Innovative Teaching and Inclusive Learning, [S. l.], v. 3, n. 4, p. 26–41, 2025. Disponível em: https://journals.proindex.uz/index.php/JRITIL/article/view/2337. Acesso em: 2 apr. 2026.