title: Reply to: idiopathic 'Half and half' nails.
authors.affiliation: Dermatology Unit, Hospital Universitario Virgen de las Nieves, Granada, Spain.
authors.forename: R
authors.initials: R
authors.lastname: Ruiz-Villaverde
authors.affiliation: Internal Medicine Unit, Hospita Santa Ana, Motril, Spain.
authors.forename: D
authors.initials: D
authors.lastname: Sánchez-Cano
authors.affiliation: Dermatology Unit, Hospital Universitario Virgen de las Nieves, Granada, Spain.
authors.forename: A
authors.initials: A
authors.lastname: Martinez-Lopez
authors.affiliation: Dermatology Unit, Hospital Universitario Virgen de las Nieves, Granada, Spain.
authors.forename: J
authors.initials: J
authors.lastname: Tercedor-Sánchez
mesh_terms: D006801:Humans; D009260:Nail Diseases; D009262:Nails