Leisure time physical activity, screen time, social background and envirinmenta...

• Author(s): Jorge Mota ; Helena Gomes ; Mariana Almeida ; José Ribeiro ; Maria Santos
• Date: 2007
• Persistent ID: http://hdl.handle.net/10216/13276
• Origin: Repositório Aberto da Universidade do Porto
• Document Type: Article
• Language: Portuguese