فهرس المقالات lumbar extensor strength حرية الوصول المقاله صفحة الملخص نص كامل 1 - Effect of Dynamic Neuromuscular Stability Training on Lumbar Flexor and Extensor Muscle Strength in Women with Chronic Low‑Back Pain Atefeh Rafeieamjad Heshmatollah Parsian Mohammad Ali Azarbayjani Shahram Soheili Rouhallah Ershadi