Kawsoiy, Kanokon, and Sureeporn Uthaikhup. 2014. “Intra-and Inter-Rater Reliability of Ultrasound Imaging of the Lower Trapezius Muscle Thickness”. Archives of Allied Health Sciences 26 (2). Khon Kaen, Thailand:180-88. https://he01.tci-thaijo.org/index.php/ams/article/view/66338.