An 8-year-old boy is brought to the physician by his mother for a 2-day history of worsening shortness of breath on exertion. Physical examination shows a laterally displaced apical impulse. Echocardiography shows diffuse chamber dilation with a reduced ejection fraction. He has no past medical history apart from a mild head cold two weeks ago. Which of the following viruses is most similar to the most likely causal organism in this patient?
Dengue virus
Epstein-Barr virus
Human papilloma virus
Influenza virus
Poliovirus
