TY  - JOUR 
T1  - INFLUENCE OF DIAMETER AND GEOMETRY IN THE TAPPING OF THE PILOT HOLE IN PEDICLE SCREWS
JO  - Coluna/Columna
A1  - Defino, Helton Luiz Aparecido
A1  - Miranda, Raffaello de Freitas
A1  - Pinheiro, Romulo Pedroza
A1  - Shimano, Antonio Carlos
SN  - 1808-1851
UL  - 10.1590/S1808-185120191801195390
VL  - 18 
Y1  - 2019
PB  - Brasil 
ER  -