Ze, Kavin Tay Wei, Rayyan Roslin, Nurul Aina Ahmad Azdi, Rakeesh Veeramuthu, and Sabariah Abd Hamid. “Systematic Review on Prevalence and Factors Associated With Breathlessness Due to Face Masks in Asian Countries”. International journal of health sciences 6, no. S7 (September 28, 2022): 4751–4763. Accessed June 6, 2026. https://sciencescholar.us/journal/index.php/ijhs/article/view/13051.