Contrast induced nephropathy in patients with pre-existing renal impairment undergoing coronary angiogram and percutaneous transluminal coronary angioplasty. Mymensingh Med. J. [Internet]. 2011 Aug. 11 [cited 2026 Jun. 26];20(2):270-4. Available from: https://www.banglajol.info/index.php/MMJ/article/view/8292