ABDULLAI, S.; TANKO, R.; AKYEREKO, E. .; NYARKO, K. M. Evaluation of the Pneumonia under-five Surveillance system in Ahanta West District, Western Region – Ghana, 2019. Journal of Environment and Sustainable Development (JESD), [S. l.], v. 5, n. 2, p. 113–125, 2025. Disponível em: https://www.jesd.uesd.edu.gh/index.php/main/article/view/127. Acesso em: 7 oct. 2025.