Smart Cloud Based Efficient Doctor Patient Portal of Healthcare System. Natural and Applied Sciences International Journal (NASIJ), Peshawar, Pakistan, v. 1, n. 1, p. 53–63, 2020. DOI: 10.47264/idea.nasij/1.1.5. Disponível em: https://www.ideapublishers.org/index.php/nasij/article/view/298. Acesso em: 24 apr. 2026.