Barbarito, Nicola. “A Strange Case of Severe But Fleeting Hypoxemia in Patient With COVID-19 Infection: Maybe Virus-Induced Pulmonary Raynaud’s Phenomenon?”. Monaldi Archives for Chest Disease 91, no. 2 (March 5, 2021). Accessed May 15, 2021. https://monaldi-archives.org/index.php/macd/article/view/1706.