Between 21 and 34 Years of Age, Aging Alters the Catecholamine Responses to Supramaximal Exercise in Endurance Trained Athletes - Zouhal, H; Gratas-Delamarche, A; Rannou, F; Granier, P; Bentue-Ferrer, D; Delamarche, P (International Journal of Sports Medicine, 1999)