Jos H Verbeek1. 1. Academic Medical Centre, Coronel Institute for Occupational and Environmental Health, PO Box 22700 Meibergdreef 15, Amsterdam, Netherlands. j.h.verbeek@amc.uva.nl
Authors: Raymond W J G Ostelo; Henrica C W de Vet; Gordon Waddell; Maria R Kerckhoffs; Pieter Leffers; Maurits van Tulder Journal: Spine (Phila Pa 1976) Date: 2003-02-01 Impact factor: 3.468