Relationship of the measurement and surrogates of low energy availability with blood biomarkers in a sample of national team youth athletes - Ayala-Guzmán, C. I.; Ortiz-Hernández, L.; Silva-Quiróz, V.; de Lucio-Ávila, V. H.; Nájera-Medina, O.; Bojalil, R. (International Journal of Sport Nutrition and Exercise Metabolism, 2024)