This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pediatrics
[{'content': 'Which of the following does not establish a diagnosis of congenital CMV infection in a neonate – \nSelect and explain. \nA. Urine culture of CMV, B. IgG CMV antibodies in blood, C. Intra–nuclear inclusion bodies in hepatocytes, D. CMV viral DNA in blood by polymerase chain reaction', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]