Anugrah Romadhon, Wimar, et al. “The Impact of Knowledge and Attitude on Parents’ Anxiety Regarding the Covid-19 Antigen Swab Test in Children”. Holistic Journal of Nursing Studies, vol. 1, no. 1, Jan. 2025, pp. 8-15, https://doi.org/10.64621/hjns.v1i1.4.