%0 Journal Article %T Ultrasound-Guided Fine-Needle Aspiration Biopsy in Unselected Consecutive Patients with Thyroid Nodules %A Zdravko A. Kamenov %A Vera N. Karamfilova %A Georgi N. Chavrakov %J ISRN Endocrinology %D 2011 %I Hindawi Publishing Corporation %R 10.5402/2011/284837 %U http://dx.doi.org/10.5402/2011/284837