R. D. Restuti, “The Effectiveness of Cipto Mangunkusumo Hospital Ultraviolet Germicidal Irradiation (UVGI) Chamber for N95 Respirators Disinfection in COVID-19 pandemics: A Preliminary Study”, J Indon Med Assoc, vol. 72, no. 1, pp. 16 - 22, Jun. 2022.