Urine Caffeine Concentration in Doping Control Samples from 2004 to 2015 - Aguilar-Navarro, Millán; Muñoz, Gloria; Salinero, Juan José; Muñoz-Guerra, Jesús; Fernández-Álvarez, María; Plata, María del Mar; Del Coso, Juan (Nutrients, 2019)
Keywords: Athletes; Caffeine; Dietary supplements; Energy drinks; Laboratories; monitoring; Olympic games; Rugby; Spain; sports; strength training; Urine; Spain; pharmacokinetics; exercise; elite athlete; energy drink; performance