Show 20 5 10 15 20 50 100 250 Sort by year (new to old) Actions Download search results Subscribe to news feed Your filters: cql: author="Ruiz, J. R.*" or (type exact bookEditor and editor="Ruiz, J. R.*") Add to list Journal Article A1 Reliability of health-related physical fitness tests in European adolescents. The HELENA Study F. B. Ortega, E. G. Artero, J. R. Ruiz, G. Vicente-Rodriguez, P. Bergman, M. Hagstromer, Charlene Ottevaere, E. Nagy, O. Konsta, J. P. Rey-Lopez, et al. (2008) INTERNATIONAL JOURNAL OF OBESITY. 32(suppl. 5). p.S49-S57