Increased active phase atrial contraction is related to marathon runner performance European Journal of Applied Physiolog

Luigi Gabrielli, Sebastián Herrera, Felipe Contreras Briceño, Julián Vega, María Paz Ocaranza, Fernando Yáñez, Rodrigo Fernández, Rodrigo Saavedra, Marta Sitges, Lorena García, Mario Chiong, Sergio Lavandero, Pablo F. Castro