[Laser beams--their history, physical concepts and medical applications].
D003814:Dentistry, Operative / Q000295:instrumentation; D049673:History, 20th Century; D053685:Laser Therapy; D007834:Lasers / Q000266:history*; D009970:Orthodontics / Q000295:instrumentation; D010825:Physics
Raios laser--sua história, noções de física e aplicações médicas.