title: Trans-cis isomerization of urocanic acid in response to ultraviolet light.
authors.forename: M A
authors.initials: MA
authors.lastname: Everett
mesh_terms: D006801:Humans; D007093:Imidazoles; D013237:Stereoisomerism; D014466:Ultraviolet Rays; D014560:Urocanic Acid
chemical_list: D007093:Imidazoles; D014560:Urocanic Acid