Artykuł: The impact of a school backpack's weight, which is carried on the back of a 7-year-old students of both sexes, on the features of body posture in the frontal plane / Mirosław Mrozkowiak, Marta Stępień-Słodkowska. // BMC Sports Science, Medicine and Rehabilitation. 2022, , s.1-11 DOI: 10.1186/s13102-022-00448-8 (WorkId 31834)