“The Collapsing Variant of Focal Segmental Glomerulosclerosis (FSGS) Secondary to Sarcoidosis, A Very Rare Case”. Iranian Journal of Kidney Diseases 1, no. 1 (January 21, 2021): 64–68. Accessed August 17, 2024. https://ijkd.org/index.php/ijkd/article/view/5734.