KUSBARYANTO, -. The Correlation of Education about Cough Etiquette and the Knowledge of Security Officers and Cleaning Service Officers. International Journal of Human and Health Sciences (IJHHS), [S. l.], v. 3, n. 1, p. 23–25, 2018. DOI: 10.31344/ijhhs.v3i1.69. Disponível em: https://ijhhsfimaweb.info/IJHHS/article/view/69. Acesso em: 5 nov. 2025.