title: Dirt-Like Hyperpigmented Plaques on the Neck and Linea Alba of a 12-Year-Old Girl.
authors.affiliation: Department of Dermatology, Hospital Alto Guadelquivir, Andújar, Jaén, Spain;
authors.forename: Pablo
authors.initials: P
authors.lastname: Fernández-Crehuet
authors.affiliation: Department of Dermatology, Complejo Hospitalario de Granada, Granada, Spain.
authors.forename: Ricardo
authors.initials: R
authors.lastname: Ruiz-Villaverde