title: Pneumonia, aseptic meningitis, and leukopenia in a 28-year-old man.
authors.affiliation: Infectious Diseases Section, Sepulveda Veterans Administration Medical Center, California.
authors.forename: G E
authors.initials: GE
authors.lastname: Mathisen
authors.forename: P J
authors.initials: PJ
authors.lastname: Weiss
authors.forename: C A
authors.initials: CA
authors.lastname: Kennedy
mesh_terms: D000328:Adult; D000818:Animals; D001733:Bites and Stings / Q000150:complications; D003937:Diagnosis, Differential; D016873:Ehrlichiosis / Q000175:diagnosis / Q000209:etiology; D006801:Humans; D007970:Leukopenia / Q000175:diagnosis* / Q000209:etiology; D008297:Male; D008582:Meningitis, Aseptic / Q000175:diagnosis* / Q000209:etiology; D011014:Pneumonia / Q000175:diagnosis* / Q000209:etiology; D013987:Ticks