What is light?
Diffey
Brian L
BL
Regional Medical Physics Department, Newcastle General Hospital, Newcastle upon Tyne, UK. b.l.diffey@ncl.ac.uk
D006801:Humans; D055095:Optics and Photonics; D055585:Physical Phenomena; D010825:Physics; D012867:Skin / Q000528:radiation effects*; D013472:Sunlight / Q000009:adverse effects; D014466:Ultraviolet Rays / Q000009:adverse effects