K. K. Roberts, “Pulmonary Microscopic Polyangiitis Presenting as Acute Respiratory Failure from Diffuse Alveolar Hemorrhage”, Sarcoidosis Vasc Diffuse Lung Dis, vol. 32, no. 4, pp. 372–377, Jan. 2016, Accessed: Aug. 21, 2025. [Online]. Available: https://mail.mattioli1885journals.com/index.php/sarcoidosis/article/view/3159