TY - JOUR AU - Vendrig, A.A AU - van Akkerveeken, P.F. DO - doi:10.1302/0301-620X.84BSUPP_II.0840145c UR - https://doi.org/10.1302/0301-620X.84BSUPP_II.0840145c TI - WORKSTATUS 4 YEARS AFTER A MULTIDISCIPLINARY “RETURN TO WORK” PROGRAMME FOR CHRONIC BACK PAIN. A PROSPECTIVE LONGITUDINAL STUDY T2 - Orthopaedic Proceedings VL - 84-B IS - SUPP_II PY - 2002 SP - 145 EP - 145 ER -