Rangel, Jardel Reuel, Lia Dietrich, and Gilmar Antoniassi Junior. 2022. “Development of a Device That Identify Volatile Gases in Halitosis: Efficacy Assessment in a Sample of Elderly People”. International Journal of Advanced Engineering Research and Science 9 (10). https://journal-repository.com/index.php/ijaers/article/view/5609.