title: Lichen planopilaris: Annual incidence in four hair referral centers in the United States.
authors.forename: Blanca E
authors.initials: BE
authors.lastname: Ochoa
authors.forename: Lloyd E
authors.initials: LE
authors.lastname: King
authors.forename: Vera H
authors.initials: VH
authors.lastname: Price
mesh_terms: D000505:Alopecia / Q000453:epidemiology*; D015994:Incidence; D008010:Lichen Planus / Q000453:epidemiology*; D012017:Referral and Consultation; D014481:United States / Q000453:epidemiology