Jaiswal, Shikha, Ajay Kumar Halwai, M.D., Ajitesh kumar Mishra, Divish Aggarwal, & Raka Sheohare, M.D. FNIC. " Effect of Various Types of Face Masks on Oxygen Saturation, Heart Rate & Respiratory Rate in Health Care Workers of Tertiary Teaching Hospital, Raipur (C.G.)." Medical Research Archives [Online], 11.3 (2023): n. pag. Web. 8 Oct. 2024