1.
Yongjiang Ding, Junfeng Liu. Physical Exercise under Positive Psychology Improves the Psychological Sub-health State of International Trade Workers. J Sports Psychol [Internet]. 2023 Oct. 15 [cited 2025 Jan. 16];32(4):347-56. Available from: https://rpd-online.com/manuscript/index.php/rpd/article/view/1427