Bedriye Mermerci Başkan, Filiz Sivas, Tuba Güler, and Kürşat Özoran. 2009. “Chronic Low Back Pain, Risk Factors and Effects on Bone Mineral Density”. Archives of Rheumatology 24 (4):172-77. http://anadolupsikiyatri.net/index.php/pub/article/view/321.