Letter to the Editor Ultrasound-guided facet block Bloqueio da faceta guiado por ultrassom Sukru Tekindur Memduh Yetim Oguz Kilickaya Braz J Anesthesiol, vol.66, n6, p.0, 2016 PDF PDF Downloads: 0 Views: 816 5dcd5b990e88256e20bf58f1 rba Articles