title: [Give me light].
authors.affiliation: erlend.hem@medisin.uio.no
authors.forename: Erlend
authors.initials: E
authors.lastname: Hem
mesh_terms: D003718:Denmark; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D008512:Medicine in the Arts; D009664:Norway; D010151:Paintings / Q000266:history; D010789:Phototherapy / Q000266:history*