MindRegulation-SEL: Randomized controlled trial of the effects of a relaxation and guided imagery intervention with socioemotional learning on the psychological and biophysiological well-being, socioemotional development, cognitive function and academic achievement of elementary school children - Galinha, I. C.; Carvalho, J. L. da C. S. de.; Oliveira, A. C. P. de.; Arriaga, P.; Gaspar, A. D.; Silva, H. P.; Ortega, V. (Trials, 2025)