Heart Rate Recovery (HRR%) Variation by Position and Measurement Time After Imitation Sparring in Male Jiu-Jitsu Trainees with White Belt. J Sports Psychol [Internet]. 2023 Oct. 15 [cited 2024 Jul. 16];32(4):287-9. Available from: https://rpd-online.com/index.php/rpd/article/view/1423