Haque, M Azizul, M Golam Mostafa, ARM Saifuddin Ekram, and AKM Shohidur Rahman Tarafdar. 2010. “Löfgren’s Syndrome: Acute Variant of Sarcoidosis”. Journal of Medicine 11 (2):193-95. https://doi.org/10.3329/jom.v11i2.5472.