Caffeinated energy drinks enhance physical performance in elite junior tennis players - Gallo Salazar, C.; Areces, F.; Abian-Vicen, J.; Lara, B.; Salinero, J. J.; Gonzalez Millan, C.; Portillo, J.; Munoz, V.; Juarez, D.; Del Coso, J. (19th Annual Congress of the European College of Sport Science (ECSS), Amsterdam, 2. - 5. July 2014, 2014)