Physical activity levels among adolescents in a low socioeconomic school in South Africa using the International Physical Activity Questionnaire (IPAQ), with comparative reflection of COVID-19 restrictions on physical activity. Undergraduate Research in Health Journal, [S. l.], v. 2, n. 2, p. e1756, 2024. DOI: 10.1796/. Disponível em: https://samajournals.co.za/index.php/urhj/article/view/1756. Acesso em: 7 oct. 2025.