title: Re: van Tulder et al, Exercise therapy for low back pain. Spine 2000;25(21):2784--96.
authors.forename: R
authors.initials: R
authors.lastname: Donelson
mesh_terms: D005081:Exercise Therapy; D006801:Humans; D017116:Low Back Pain / Q000628:therapy*; D016032:Randomized Controlled Trials as Topic