Non-specific low back pain: cross-sectional study of 11,423 children and youth and the association with the perception of heaviness in carrying of schoolbags

by Agnieszka Kędra, Magdalena Plandowska, Przemysław Kędra, Dariusz Czaprowski
Published 2021-05-01

Back pain in physically inactive students compared to physical education students with a high and average level of physical activity studying in Poland

by Agnieszka Kędra, Aleksandra Kolwicz-Gańko, Przemysław Kędra, Anna Bochenek, Dariusz Czaprowski
Published 2017-11-01