susceptibility to mononucleosis measurement (EFO_0008403, an Experimental Factor Ontology term) is quantification of an individual's susceptibility to infectious mononucleosis, a syndrome of fever, tonsillitis, swollen lymph nodes, and persistent fatigue resulting from primary infection with the Epstein-Barr virus. Also known as: susceptibility to glandular fever measurement, susceptibility to infectious mononucleosis measurement.