Mechanomyographic and electromyographic amplitude and frequency responses during fatiguing isokinetic muscle actions of the biceps brachii. - Beck,T.W.; Housh,T.J.; Johnson,G.O.; Weir,J.P.; Cramer,J.T.; Coburn,J.W.; Malek,M.H. (Electromyogr Clin Neurophysiol, 2004)