In the book of 'Lasers in Dermatology: Parameters and Choice,' specific laser parameters are described around each laser instrument for these novices. However, since it is impossible to treat effective and safe laser simply by memorizing parameters, it is described based on the important principles that is essential for parameter control.This book describes a total of 13 lasers and energy-based devices : Q-switched ruby laser, Q-switched Nd:YAG laser, picosecond alexandrite laser, long-pulsed Nd:YAG laser, pulsed-dye laser, intense pulsed light (IPL), long-pulsed alexandrite laser, Er:YAG...