[Methodology and diagnostic potentialities of macro-EMG. I. Methodology].
Nix WA, Pfeifer B, Vogt T.
EEG EMG Z Elektroenzephalogr Elektromyogr Verwandte Geb. 1990 Mar;21(1):45-50.
PMID:2110888
Fibre density, amplitudes of macro-EMG motor unit potentials and conventional EMG recordings from the anterior tibial muscle in patients with amyotrophic lateral sclerosis. A study on 51 cases.