conclusions bont-a improves clbp with a low incidence of side effects and can be used as a therapeutic tool in the management of these patients. results after 4 weeks, 76% of patients in the bont-a group reported pain relief compared to 20% in the saline group (p < 0. 005). additionally, greater pain relief was experienced by patients in the bont-a group at 8 weeks (64% vs. 12%; p < 0. 001). by...

background: the aim of this study was to evaluate the level of disability and pain intensity among two groups of governmental employees and sellers who suffering from chronic low back pain.  material and methods: this descriptive – analytic study was performed from dec 2015to mar 2016among employed staff members of education ministry (n=50) and 40 sellers with chronic low back pain who were sel...