The many faces of athlete burnout in elite and amateur sport identified through cluster analysis. - Tutte- Vallarino, Verónica; Malán- Ernst, Estefanía; Brandão, Regina; Reche-García, Cristina; Ortín, Francisco; Reyes-Bossio, Mario; Chiminelli-Tomás, Virginia; Peris-Delcampo, David; García-Mas, Alejandro (Discover Mental Health, 2026)