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1 Effects of Intensive Training on Electrocardiograms and Exercisc Performance in Competitive Swimmers - Including Differences between Swimmers and Non-Swimmers -
Ji Yong Choi, Ki Sung Ahn, Sung Gook Chang, Dong Wook Choi, Hee Myung Park, Yoo Moon Kim, Jong Suk Kim
Korean Circ J.1991;21(6):1210-1218.   Published online 1991 December 31     DOI: http://dx.doi.org/10.4070/kcj.1991.21.6.1210
      
2 Resting and Exercise Electrocardiograms in Baseball Players
H.M Park, J.G. Kim, S.J. Jun, S.C. Chae, J.E. Jun, W.H. Park
Korean Circ J.1990;20(1):1-10.   Published online 1990 March 31     DOI: http://dx.doi.org/10.4070/kcj.1990.20.1.1
      

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