Ręka, G., P. Machowiec, M. Maksymowicz, and H. Piecewicz-Szczęsna. “Musicians’ Medicine – Potential Health Problems Among Violinists and Violists Caused by Playing the String Instrument – the Review of the Literature”. Journal of Education, Health and Sport, vol. 11, no. 12, Dec. 2021, pp. 273-9, doi:10.12775/JEHS.2021.11.12.020.