Relationship between EMG blood lactate, and plasma catecholamine thresholds during graded exercise in men. - Chwalbinska-Moneta,J.; Kaciuba-Uscilko,H.; Krysztofiak,H.; Ziemba,A.; Krzeminski,K.; Kruk,B.; Nazar,K. (J Physiol Pharmacol, 1998)