Rossettie, Stephen, Cody Perry, Mohammed Pourghaed, and Mimi Zumwalt. “Effectiveness of Manufactured Surgical Masks, Respirators, and Home-Made Masks in Prevention of Respiratory Infection Due to Airborne Microorganisms”. The Southwest Respiratory and Critical Care Chronicles 8, no. 34 (April 26, 2020): 11-26. Accessed December 2, 2024. https://pulmonarychronicles.com/index.php/pulmonarychronicles/article/view/675.