1. Chinese Athletic Association: Big data analysis report of China Marathon in 2019. http://www.athletics.org.cn/news/marathon/2020/0501/346438.html. Accessed 01 May 2020
2. Xiangmei, S., Shiqiang, W., Gang, X., Xiao, S., Dan, L.: Cardiac risk, sudden death and prevention strategy of marathon. Mod. Prev. Med. 48, 1065–1068 (2021)
3. Xiukun, W.: Establishment and significance evaluation of medical security evaluation index for marathon events. Chinese J. Crit. Care Med. 40, 820–821 (2020)
4. Hoffman, M.D., Khodaee, M., Nudell, N.G., Pasternak, A.: Recommendations on the appropriate level of medical support at ultramarathons. Sports Med. 50, 871–884 (2020)
5. Taylor, J.: Predicting athletic performance with self-confidence and somatic and cognitive anxiety as a function of motor and physiological requirements in six sports. J. Pers. 55, 139–153 (1987)