C. S. . Teixeira, R. D. . Andrade, F. . Kothe, and Érico . Pereira Gomes Felden, “Instrumental practice and body discomfort: study with musicians of violin and viola: DOI: 10.15343/0104-7809.201539014353”, Mundo Saude, vol. 39, no. 1, pp. 43–53, Jan. 2015.