Botulinum toxin can unfold to your distance of 30–45 mm in the injected muscles for the adjacent muscles, whether or not these muscles are separated by fasciae. Neck muscles are vulnerable to diffusion of botulinum toxin, and paralysis of the wrong muscles contributes to dysphonia, dysphagia or dystonia. Mild https://rafaeleovbh.law-wiki.com/1532050/the_ultimate_guide_to_botulinum_toxins_in_humans