These areas contain the glabellar region among the eyebrows, horizontal lines over the forehead, crow's toes around the eyes, and in many cases circular bands that type round the neck secondary to platysmal hyperactivity.[132] An comprehension of functional facial anatomy, the value of specific injections, appropriate dosing, and familiarity https://zionwqhxf.wikitidings.com/6480127/the_basic_principles_of_botulinum_toxins_mechanism_of_action