VIDARTE CLAROS, Jose Armando; VÉLEZ ALVAREZ, Consuelo; PARRA SÁNCHEZ, José Hernán. Physical activity, expenses against screens in colombian schools. cluster analysis. Ciencia e Innovación en Salud, [S. l.], 2020. DOI: 10.17081/innosa.89. Disponível em: https://revistas.unisimon.edu.co/index.php/innovacionsalud/article/view/4037. Acesso em: 8 jun. 2025.