1. Center of Excellence for Sport Science and Coach Education, Department of Sport, Exercise, Recreation and Kinesiology, East Tennessee State University, Johnson City, TN 37614, USA
2. School of Sport Sciences, College of Applied Human Sciences, West Virginia University, Morgantown, WV 26505, USA
3. Peak Force International, Taichung 406, Taiwan
4. School of Kinesiology, Louisiana State University, Shreveport, LA 71115, USA
5. Strength and Power Research Group, School of Medical and Health Sciences, Edith Cowan University, Joondalup, WA 6065, Australia