title: Allergic contact cheilitis to guaiazulene.
mesh_terms: D052176:Azulenes; D002613:Cheilitis / Q000139:chemically induced*; D055598:Chemical Phenomena; D002621:Chemistry; D003802:Dentifrices / Q000009:adverse effects*; D003877:Dermatitis, Contact / Q000209:etiology*; D006801:Humans; D012717:Sesquiterpenes / Q000009:adverse effects*; D045789:Sesquiterpenes, Guaiane; D014100:Toothpastes / Q000009:adverse effects*
chemical_list: D052176:Azulenes; D003802:Dentifrices; D012717:Sesquiterpenes; D045789:Sesquiterpenes, Guaiane; D014100:Toothpastes; C004451:guaiazulene