'Sick with the flu' for five years.
D000328:Adult; D003937:Diagnosis, Differential; D004854:Herpesvirus 4, Human / Q000302:isolation & purification; D006801:Humans; D007037:Hypothyroidism / Q000150:complications* / Q000175:diagnosis / Q000188:drug therapy; D007244:Infectious Mononucleosis / Q000150:complications* / Q000175:diagnosis; D008297:Male; D013974:Thyroxine / Q000627:therapeutic use
D013974:Thyroxine