Karolak, P. (2017) “Optoelectronic and electromyographic study of the erector spinae muscle in female patient aged 8 with scoliosis”, Journal of Education, Health and Sport, 7(12), pp. 169–183. Available at: https://apcz.umk.pl/JEHS/article/view/5124 (Accessed: 29 June 2025).