title: Symptomless myocarditis and myalgia in viral and Mycoplasma pneumoniae infections.
mesh_terms: D004457:Echovirus Infections / Q000175:diagnosis; D004562:Electrocardiography; D006801:Humans; D007251:Influenza, Human / Q000175:diagnosis; D009135:Muscular Diseases / Q000175:diagnosis / Q000209:etiology*; D009175:Mycoplasma Infections / Q000175:diagnosis*; D009205:Myocarditis / Q000175:diagnosis / Q000209:etiology*