Improving Mobile Telephone Helplines for Effective Emergency Responses in Nigeria. Global Journal of Human-Social Science, [S. l.], v. 21, n. H1, p. 13–17, 2021. Disponível em: https://www.socialscienceresearch.org/index.php/GJHSS/article/view/3515. Acesso em: 28 sep. 2026.