Caffeine effects on VO2max test outcomes investigated by a placebo perceived-as-caffeine design - Brietzke, Cayque; Asano, Ricardo Yukio; Lima, Felipe de Russi de; Pinheiro, Fabiano Aparecido; Franco-Alvarenga; Ugrinowitsch, Carlos; Pires, Flávio Oliveira (Nutrition and Health, 2017)