The white blood cell count in fevers of unknown origin.
D000293:Adolescent; D000367:Age Factors; D001424:Bacterial Infections / Q000175:diagnosis; D002648:Child; D002675:Child, Preschool; D003937:Diagnosis, Differential; D005334:Fever / Q000175:diagnosis*; D005335:Fever of Unknown Origin / Q000175:diagnosis; D006801:Humans; D007223:Infant; D007958:Leukocyte Count; D009504:Neutrophils; D014777:Virus Diseases / Q000175:diagnosis