TY - JOUR T1 - ODONTOID PROCESS HYPOPLASIA AND BIPARTITE ATLAS ASSOCIATED WITH ATLANTO-AXIAL INSTABILITY JO - Coluna/Columna A1 - Marques, Luis Miguel Sousa A1 - Romero, Clara A1 - Cabral, José Gabriel Monteiro de Barros SN - 1808-1851 UL - 10.1590/S1808-185120161504157899 VL - 15 Y1 - 2016 PB - Brasil ER -