1. Effectiveness of JUMP-in, a Dutch primary school-based community intervention aimed at the promotion of physical activity. Issue 13 (25th November 2010) Authors: de Meij, Judith S B; Chinapaw, Mai J M; van Stralen, Maartje M; van der Wal, Marcel F; van Dieren, Lotte; van Mechelen, Willem Journal: British journal of sports medicine Issue: Volume 45:Issue 13(2011) Page Start: 1052 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗