İskender, Gülşen, Duygu Mert, Zühal Avşar, Servet Kölgelier, and Mustafa Ertek. 2023. “COVID-19 Infection Among Healthcare Workers in an Oncology Hospital”. The Journal of Infection in Developing Countries 17 (09):1246-54. https://doi.org/10.3855/jidc.17404.