Purnawan, I., Hidayat, A.I., Awaludin, S. , Alivian, G.N. , Sutrisna, E., Kartiko, C. and Wirakhmi, I.N. 2023. Smartphone-Based Spiritual Support Applications to Overcome Anxiety in Emergency Unit Nurses during the COVID-19 Pandemic: Extended Rapid Application Development. Open Access Macedonian Journal of Medical Sciences. 11, G (Jan. 2023), 90–97. DOI:https://doi.org/10.3889/oamjms.2023.9538.