title: Investigation of commercial plant extracts for photoactive furocoumarins.
authors.affiliation: Farmaceutisch Laboratorium der Rijksuniversiteit Utrecht Catharijnesingel 60, NL-3511 GH Utrecht, Nederland.
authors.forename: W G
authors.initials: WG
authors.lastname: van der Sluis
authors.forename: C J
authors.initials: CJ
authors.lastname: Versprille
authors.forename: J
authors.initials: J
authors.lastname: van Arkel
authors.forename: F C
authors.initials: FC
authors.lastname: Fischer
authors.forename: R P
authors.initials: RP
authors.lastname: Labadie