title: Colophony collar dermatitis.
mesh_terms: D000328:Adult; D003877:Dermatitis, Contact / Q000175:diagnosis / Q000209:etiology*; D006801:Humans; D008297:Male; D010328:Patch Tests; D012116:Resins, Plant / Q000009:adverse effects*
chemical_list: D012116:Resins, Plant; C013893:rosin