title: [A new cause of contact dermatitis: propolis].
mesh_terms: D003877:Dermatitis, Contact / Q000209:etiology*; D003875:Drug Eruptions / Q000209:etiology*; D006801:Humans; D011429:Propolis / Q000009:adverse effects*; D012116:Resins, Plant / Q000009:adverse effects*
chemical_list: D012116:Resins, Plant; D011429:Propolis
vernacular_title: Lettere alla redazione.