Tehran University of Medical Sciences Iranian Journal of Public Health 2251-6085 44 8 2015 10 11 Smoking-Suppressed Heart Rate Recovery in Young Male College Students Who Regularly Exercised 1146 1147 EN KwangSuk CHA College of Science and Technology, Konkuk University, Chungju-si, Republic of Korea. MinKeun SEO College of Science and Technology, Konkuk University, Chungju-si, Republic of Korea. HoYoung RYU College of Science and Technology, Konkuk University, Chungju-si, Republic of Korea. JaeJun NAM Dept. of Golf Business, Korea Golf University, Hoenseong-gun, Republic of Korea. DongJun SUNG College of Science and Technology, Konkuk University, Chungju-si, Republic of Korea. 2015 10 11 2015 10 11 Letter to the Editor https://ijph.tums.ac.ir/index.php/ijph/article/view/3366 https://ijph.tums.ac.ir/index.php/ijph/article/download/3366/3085