Effects of repeatedly heading a soccer ball on serum levels of two neurotrophic factors of brain tissue, BDNF and NGF, in professional soccer players - Bamac, B.; Tamer, G. S.; Colak, T.; Colak, E.; Seyrek, E.; Duman, C.; Colak, S.; Ozbek, A. (Biology of Sport, 2011)
Keywords: soccer; head; training effect; sports medicine; neurophysiology; brain; Poland; biological and medical sciences; sport games