Channaiyana, I., S. Aryachaikul, W. Mathiyakorn, and J. Ratanapinunchai. “Comparison of Resting Scapular Position and Range of Combined Shoulder Elevation Between Junior Swimmer Players With and Without Shoulder Pain”. Journal of Associated Medical Sciences, vol. 46, no. 1, Jan. 2013, p. 49, https://he01.tci-thaijo.org/index.php/bulletinAMS/article/view/60001.