TY  - JOUR 
T1  - Chronic intrathecal cannulation enhances nociceptive responses in rats
JO  - Brazilian Journal of Medical and Biological Research
A1  - Almeida, F.R.C.
A1  - Schivo, I.R.S.
A1  - Lorenzetti, B.B.
A1  - Ferreira, S.H.
SN  - 0100-879X
UL  - 10.1590/S0100-879X2000000800011
VL  - 33 
Y1  - 2000
PB  - Brasil 
ER  -