Excess of weight, but not underweight, is associated with poor physical fitness in children and adolescents from Castilla-La Mancha, Spain. - Gulías-González, Roberto; Martínez-Vizcaíno, Vicente; García-Prieto, Jorge; Díez-Fernández, Ana; Olivas-Bravo, Ángel; Sánchez-López, Mairena (European Journal of Pediatrics, 2014)