{Reference Type}: Letter {Title}: Prevalence of ichthyoses in Denmark: a nationwide registry-based study. {Author}: Thein D;Maul JT;Schmid-Grendelmeier P;Thyssen JP;Egeberg A; {Journal}: Br J Dermatol {Volume}: 191 {Issue}: 2 {Year}: 2024 Jul 16 {Factor}: 11.113 {DOI}: 10.1093/bjd/ljae177