Noninvasive Use of Heart Rate or Stride Pattern as Compared to the Use of Blood Lactate for the Determination of Anaerobic Threshold Authors S. P. Tokmakidis L. A. Leger Downloads PDF Published 2008-12-29 Issue 5 International Symposium on Biomechanics in Sports (1987) Section Methodology License Authors can retain copyright, while granting the International Society of Biomechanics in Sports (ISBS) the right of first publication.