title: Letter: Skin wrinkling and nerve function.
mesh_terms: D002648:Child; D003550:Cystic Fibrosis / Q000503:physiopathology*; D006225:Hand / Q000294:innervation; D006801:Humans; D010525:Peripheral Nerves / Q000503:physiopathology; D012867:Skin / Q000294:innervation