title: Topical photodynamic therapy may not be effective for actinic cheilitis despite repeated treatments.
authors.affiliation: Department of Dermatology, Ajou University School of Medicine, 5 Wonchon-Dong, Yeongtong-Gu Suwon 443- Suwon Republic of Korea.
authors.forename: Sue Kyung
authors.initials: SK
authors.lastname: Kim
authors.affiliation: Department of Dermatology, Ajou University School of Medicine, 5 Wonchon-Dong, Yeongtong-Gu Suwon 443- Suwon Republic of Korea.
authors.forename: Hyo Sang
authors.initials: HS
authors.lastname: Song
authors.affiliation: Department of Dermatology, Ajou University School of Medicine, 5 Wonchon-Dong, Yeongtong-Gu Suwon 443- Suwon Republic of Korea.
authors.forename: You Chan
authors.initials: YC
authors.lastname: Kim
mesh_terms: D000368:Aged; D000622:Aminolevulinic Acid / Q000031:analogs & derivatives* / Q000627:therapeutic use; D002613:Cheilitis / Q000188:drug therapy*; D003116:Color; D005260:Female; D006801:Humans; D008297:Male; D010778:Photochemotherapy; D017319:Photosensitizing Agents / Q000627:therapeutic use*; D012008:Recurrence; D019233:Retreatment; D017211:Treatment Failure
chemical_list: D017319:Photosensitizing Agents; C475457:methyl 5-aminolevulinate; D000622:Aminolevulinic Acid