title: Block of evoked muscle activity in myotonia.
mesh_terms: D005071:Evoked Potentials; D006801:Humans; D009224:Myotonia Congenita / Q000503:physiopathology*; D009223:Myotonic Dystrophy / Q000235:genetics*; D009469:Neuromuscular Junction / Q000503:physiopathology*; D013577:Syndrome