FITZPATRICK, T B Augmented pigmentation and other responses of normal human skin to solar radiation following oral adminstration of 8-methoxypsoralen. [electronic resource] - The Journal of investigative dermatology Sep 1955 - 187-90 p. digital Publication Type: Journal Article ISSN: 0022-202X Standard No.: 10.1038/jid.1955.118 doi Subjects--Topical Terms: Coumarins--analogs & derivativesHumansMethoxsalenPigmentation--drug effectsSkin--radiation effectsSunlight