This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Chronic Kidney Disease & Diabetic Nephropathy, Subject name: Medicine
[{'content': 'Which of the following is not an oppounistic infection in renal transplant patients in early (1-6 month) period? \nSelect and explain. \nA. CMV, B. Hepatitis B, C. Polyoma virus, D. Hepatitis C', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Oppounistic infection in renal transplantation < 1 Month Surgical site infection (SSI) with MRSA 1-6 month Pneumocystis jiroveci Cytomegalovirus (CMV) Hep B and C > 6 month Aspergillus Nocardia Bk virus (polyoma virus)', 'role': 'assistant'}]