Stefenie, et al. “Analysis Of Differences in Stress Levels of Nurses Working in Isolation and Non-Isolation Wards for Covid-19 In General Hospital Royal Prima Medan ”. International Journal of Health and Pharmaceutical (IJHP), vol. 2, no. 1, Feb. 2022, pp. 119-23, doi:10.51601/ijhp.v2i1.23.