TY - JOUR TI - Letter to the Editor on: Effects of Exercise Training on the Paracrine Function of Circulating Angiogenic Cells AU - Tokmakidis, S.P. AU - Mitsiou, G. AU - Smilios, I. AU - Nanas, S. JO - International Journal of Sports Medicine PY - 2021 VL - 42 TODO - 12 SP - 1137-1138 PB - Georg Thieme Verlag SN - 0172-4622, 1439-3964 TODO - 10.1055/a-1527-5012 TODO - cardiovascular function; exercise, Cardiovascular Physiological Phenomena; Exercise TODO - null ER -