title: Skin electrical potential difference in cystic fibrosis.
mesh_terms: D002712:Chlorides / Q000378:metabolism; D003550:Cystic Fibrosis / Q000503:physiopathology*; D004848:Epithelium / Q000503:physiopathology; D006801:Humans; D008564:Membrane Potentials; D012867:Skin / Q000503:physiopathology*; D012964:Sodium / Q000378:metabolism
chemical_list: D002712:Chlorides; D012964:Sodium