| Soo-Yong Kim, Min-Hyeok Kang, Eui-Ryong Kim, In-Gui Jung, Eun-Young Seo, Jae-seop Oh, Comparison of EMG activity on abdominal muscles during plank exercise with unilateral and bilateral additional isometric hip adduction, Journal of Electromyography and Kinesiology, Volume 30, 2016, Pages 9-14, ISSN 1050-6411,• Andersen, Trunk muscle activity during different variations of the supine plank exercise, Musculoskeletal Science and Practice, Volume 28, 2017, Pages 54-58, ISSN 2468-7812,• | |
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