Makarczuk A. Parents towards the problem of body posture defects and physical activity of children from grades 1–3 of primary school. In: Kowalska JE, Kaźmierczak A, editors. Physical education, sport and olympism from a pedagogical perspective [Internet]. Poland: Lodz University Press; 2023 [cited 2026 Jan. 21]. pp. 161-7. Available from: https://www.press.uni.lodz.pl/index.php/wul/catalog/book/592/chapter/1586