TY - JOUR T1 - Social networks, social isolation and leisure-time physical activity in Brazilian adolescent students JO - Ciência & Saúde Coletiva A1 - Souza, Rozana Silva de A1 - Cafruni, Cristina Borges A1 - Domingues, Marlos Rodrigues A1 - Pattussi, Marcos Pascoal SN - 1413-8123 UL - 10.1590/1413-81232026319.15072024 VL - 31 Y1 - 2026 PB - Brasil ER -