
Keywords: Sudomotor function; ESC; Skin biopsy; Neuropathic pain; Dysautonomia; ANS; autonomic nervous system; CGRP; calcitonin gene-related peptide; Cy3; cyanine 3.18; ESC; electrochemical skin conductance; IENF; intraepidermal nerve fibre; IENFD; intraepidermal n