Therefore, respiratory hygiene and cough etiquette are very important components to protecting yourself from illness and preventing others from becoming ill. (Virginia Department of Health)

Healthcare facilities should ensure the availability of materials for adhering to Respiratory Hygiene/Cough Etiquette in waiting areas for patients and visitors. (Centers for Disease Control)

Given this background, we aimed to describe the public use of respiratory hygiene behaviours during this pandemic and to test out the feasibility of an observational method. (National Center for Biotechnology Info)