Y. Sánchez-Matas, D. Gutiérrez, J. V. Salido López, and A. Hernández Martínez, “Design And Validation of Instruments for Assessing Sitting Posture and Fine Motor Function in Primary School Students”, MHSalud, vol. 19, no. 1, pp. 1–16, Dec. 2021, doi: 10.15359/mhs.19-1.9.