Objectively measured physical activity has a negative but weak association with academic performance in children and adolescents

1. Esteban-Cornejo, I.
2. Tejero-González, C.M.
3. Martinez-Gomez, D.
4. Cabanas-Sánchez, V.
5. Fernández-Santos, J.R.
6. Conde-Caveda, J.
7. Sallis, J.F.
8. Veiga, O.L.