Temporal trends in the sit-ups performance of 9,939,289 children and adolescents between 1964 and 2017
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DOI: 10.1080/02640414.2020.1763764
Abstract: ABSTRACT We estimated international/national temporal trends in sit-ups performance for children and adolescents, and examined relationships between national trends in sit-ups performance and national trends in health-related/sociodemographic indicators. Data were obtained by systematically searching studies… read more here.
Keywords: temporal trends; trends sit; ups performance; sit ups ... See more keywords