Campelo, D., Koch, A. J. and 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), pp. 39–42. Available at: https://ijhs.qu.edu.sa/index.php/journal/article/view/7995 (Accessed: 1 October 2024).