Pathak, M A Free radicals in human skin before and after exposure to light. [electronic resource] - Archives of biochemistry and biophysics Mar 1968 - 468-76 p. digital Publication Type: Journal Article ISSN: 0003-9861 Standard No.: 10.1016/0003-9861(68)90168-9 doi Subjects--Topical Terms: AnimalsElectron Spin Resonance SpectroscopyFree RadicalsGuinea PigsHair--metabolismHumansLasersMelanins--physiologyMelanomaMicePigmentationRadiation EffectsSkin--metabolismSunlightTemperatureUltraviolet Rays