Mononucleosis is usually caused by this virus, EBV for short
[DOC] [TLE] Mononucleosis - Symptoms, Diagnosis, Treatment of Mononucleosis ... [PAR] May 12, 2014 ... Mononucleosis, or mono, is a viral infection that causes fever, sore throat, and 
swollen ... Mono is usually linked to the Epstein-Barr virus (EBV).