Mindfulness and Psychological Inflexibility in Portuguese Adolescent Athletes: A Novel Framework for Understanding the Link Between Shame and Sports Anxiety. - de Oliveira, Sara Margarida Simões; Cunha, Marina Isabel Vieira Antunes; Rosado, António Fernando Boleto; Saraiva, Mariana; Ferreira, Cláudia Rute Carlos (Journal of Clinical Sport Psychology, 2025)