Influence of sunlight and oral D3 supplementation on serum 25(OH)D concentration and exercise performance in elite soccer players - Michalczyk, M. M.; Golas, A.; Maszczyk, A.; Kaczka, P.; Zajac, A. (Nutrients, 2020)
Keywords: soccer; high performance sport; climate; supplementation; vitamin; relation; performance; speed; serum; Switzerland; biological and medical sciences; sport games