Campelo, D., Koch, A. J., & Machado, M. (2023). Caffeine, lactic acid, or nothing: What effect does expectation have on men’s performance and perceived exertion during an upper body muscular endurance task?. International Journal of Health Sciences, 17(6), 39–42. Retrieved from https://ijhs.qu.edu.sa/index.php/journal/article/view/7995