title: Effects of spinal flexion and extension exercises and their associated postures in patients with acute low back pain.
authors.forename: H M
authors.initials: HM
authors.lastname: Sommer
mesh_terms: D002985:Clinical Protocols; D005081:Exercise Therapy / Q000379:methods*; D006801:Humans; D017116:Low Back Pain / Q000534:rehabilitation*; D009068:Movement / Q000502:physiology; D012008:Recurrence; D013122:Spinal Diseases / Q000534:rehabilitation; D016896:Treatment Outcome