title: Longitudinal 'Half-and-Half Nails' or True Leukonychia.
authors.affiliation: Departments of Dermatology and Allergology, Academic Teaching Hospital Dresden-Friedrichstadt, Dresden, Germany.
authors.forename: Uwe
authors.initials: U
authors.lastname: Wollina
authors.affiliation: Trauma, Reconstructive and Hand Surgery, Academic Teaching Hospital Dresden-Friedrichstadt, Dresden, Germany.
authors.forename: Philip
authors.initials: P
authors.lastname: Bula
keywords: Foot deformities; Half-and-half nails; Leukonychia; Nail plate changes