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Jian, Yu-Ming; Yang, Shu-Hua; Hu, Ming-Hsiao . (2018). Assessment of Change of Shoulder Balance in Patients with Adolescent Idiopathic Scoliosis after Correctional Surgery. Orthopaedic Surgery, 10(3), 198–204. doi:10.1111/os.12399 
An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research