title: Toward a more complete appreciation of the clinical spectrum of Borrelia burgdorferi infection: early Lyme disease without erythema migrans.
authors.forename: Leonard H
authors.initials: LH
authors.lastname: Sigal
mesh_terms: D025065:Borrelia burgdorferi / Q000302:isolation & purification; D015787:Erythema Chronicum Migrans; D006801:Humans; D008193:Lyme Disease / Q000175:diagnosis*; D011379:Prognosis; D012698:Serologic Tests