A Comparison of an Alternative Weight-Grading Model Against Chronological Age Group Model for the Grouping of Schoolboy Male Rugby Players

by Grégory Lentin, Sean Cumming, Julien Piscione, Patrick Pezery, Moez Bouchouicha, José Gadea, Jean-Jacques Raymond, Jean-Jacques Raymond, Pascale Duché, Olivier Gavarry
Published 2021-06-01