title: Fever of unknown origin associated with chronic natural killer cell lymphocytosis.
authors.forename: A
authors.initials: A
authors.lastname: Tefferi
authors.forename: C N
authors.initials: CN
authors.lastname: Morris
authors.forename: A
authors.initials: A
authors.lastname: Adlakha
mesh_terms: D000368:Aged; D002908:Chronic Disease; D003937:Diagnosis, Differential; D005335:Fever of Unknown Origin / Q000209:etiology*; D005434:Flow Cytometry; D006801:Humans; D007694:Killer Cells, Natural; D008218:Lymphocytosis / Q000150:complications* / Q000175:diagnosis*; D008297:Male; D008875:Middle Aged