K. Maciałczyk-Paprocka, J. Dudzińska, B. Stawińska- Witoszyńska, and A. Krzyżaniak, “Incidence of scoliotic posture in school screening of urban children and adolescents: the case of Poznań, Poland”, AR, vol. 81, no. 4, pp. 341–350, Dec. 2018.