Nucera, Gabriella, Francesco Chirico, Valentina Raffaelli, and Pietro Marino. “Current Challenges in COVID-19 Diagnosis: A Narrative Review and Implications for Clinical Practice”. Italian Journal of Medicine 15, no. 3 (September 24, 2021). Accessed May 12, 2024. https://www.italjmed.org/ijm/article/view/itjm.2021.1474.