title: Limited availability of diagnostic allergens for patch testing compromises patient care.
authors.affiliation: German Contact Allergy Group (DKG).
authors.forename: Vera
authors.initials: V
authors.lastname: Mahler
authors.affiliation: Information Network of Departments of Dermatology (IVDK).
authors.forename: Axel
authors.initials: A
authors.lastname: Schnuch
authors.affiliation: Work Group Occupational and Environmental Dermatology (ABD).
authors.forename: Andrea
authors.initials: A
authors.lastname: Bauer
authors.affiliation: German Society of Allergology and Clinical Immunology (DGAKI).
authors.forename: Thomas
authors.initials: T
authors.lastname: Werfel
authors.affiliation: Professional Association of German Dermatologists (BVDD).
authors.forename: Klaus
authors.initials: K
authors.lastname: Strömer
authors.affiliation: German Society of Dermatology (DDG).
authors.forename: Alexander
authors.initials: A
authors.lastname: Enk
authors.affiliation: German Society of Dermatology (DDG).
authors.forename: Thomas
authors.initials: T
authors.lastname: Bieber
authors.affiliation: Professional Association of German Allergists (AeDA).
authors.forename: Ludger
authors.initials: L
authors.lastname: Klimek