title: Infectious mononucleosis late in life.
mesh_terms: D000208:Acute Disease; D000328:Adult; D000367:Age Factors; D000368:Aged; D000910:Antibodies, Heterophile / Q000032:analysis; D000914:Antibodies, Viral / Q000032:analysis; D006801:Humans; D007244:Infectious Mononucleosis / Q000175:diagnosis* / Q000276:immunology; D008875:Middle Aged
chemical_list: D000910:Antibodies, Heterophile; D000914:Antibodies, Viral