Sharma, Ankur, Balakrishnan Narayanan, Nilay Pal, and Sunny Taye. “An Unusual Cause of ‘tree-in-bud’ Appearance in CT-Chest During COVID-19 Pandemic”. Monaldi Archives for Chest Disease 90, no. 3 (September 4, 2020). Accessed April 20, 2024. https://www.monaldi-archives.org/macd/article/view/1466.