title: Letter: Acute infectious lymphocytosis and enteroviruses.
mesh_terms: D000208:Acute Disease; D001772:Blood Cell Count; D002675:Child, Preschool; D029822:Enterovirus B, Human / Q000302:isolation & purification*; D006801:Humans; D008218:Lymphocytosis / Q000097:blood / Q000209:etiology* / Q000235:genetics / Q000382:microbiology; D008297:Male