Last reviewed by a Cleveland Clinic medical professional on 03/25/2016.
- Radiology. The Solitary Pulmonary Nodule Helen T. Wine-Muram, MD. Accessed 4/21/2016.
- David Ost, MD, Alan M. Fein, MD, and Steven H. Feinsilver, MD. The Solitary Pulmonary Nodule. N Engl J Med 2003; 348:2535-2542. Accessed 4/21/2016.
- National Heart Lung and Blood Institute. What Is Sarcoidosis? Accessed 4/21/2016.
- National Institute of Allergy and Infectious Diseases. Granulomatosis with Polyangiitis. Accessed 4/21/2016.