1. The effects of timing on the cost-effectiveness of interventions for workers on sick leave due to low back pain. Issue 11 (10th September 2010) Authors: van Duijn, Miranda; Eijkemans, Marinus J; Koes, Bart W; Koopmanschap, Marc A; Burton, Kim A; Burdorf, Alex Journal: Occupational and environmental medicine Issue: Volume 67:Issue 11(2010) Page Start: 744 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗