Essendrop, Morten and Hjortskov, Nis and S√łgaard, Karen and Cescon, Corrado and Fallentin, Nils (2004) Analysis of fatigue in the erector spinae muscle during sustained isometric back extension by means of sEMG. In: Proc. of the XV Congress of the International Society of Electrophysiology and Kinesiology, 18-21 June 2004, Boston, MA, USA.