Dewi, S. B. T., and Rosalina. “Relationship of Anxiety Level With Covid-19 Prevention Behavior in Asthma Patients”. Proceedings of Conference on Health Universitas Ngudi Waluyo, vol. 1, no. 1, Mar. 2022, pp. 138-43, https://callforpaper.unw.ac.id/index.php/ICH-UNW/article/view/48.