Évolution d’une toux avec port du masque (VIDEO) McGill University This video is under embargo. Please login to access this video. To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Caption Évolution d’une toux avec port du masque. Credit Source : Jayaveera Muthusamy et coll. Usage Restrictions Credit material. License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.