Orhan, S., Demirtürk, N., Taşdemir Mecit, B.B., Bozkurt, E., Dizen Kazan, E., Yavuz, T., Köseoğlu Toksoy, C., Dural, İbrahim E., Sarı, A., Çoşğun, İbrahim G., Gülsoy, K.Y. and Kazan, S. 2022. A comparison of the features of RT-PCR positive and negative COVID-19 pneumonia patients in the intensive care unit. Journal of Surgery and Medicine. 6, 4 (Apr. 2022), 440–444. DOI:https://doi.org/10.28982/josam.961334.