CT chest with pulmonary angiography as a diagnostic tool in clinically suspected RT-PCR-negative COVID-19 pneumonia with pulmonary artery aneurysm. Indian J Case Reports [Internet]. 2021 Mar. 27 [cited 2024 Nov. 21];7(3):79-82. Available from: https://mansapublishers.com/index.php/ijcr/article/view/2777