TY  - JOUR 
AU  - Barreiro de Acosta, Manuel
PY  - 2013
SN  - 1873-9946
UR  - http://hdl.handle.net/20.500.11940/4183
LA  - eng
TI  - Effectiveness of anti-TNF drugs in Crohn's disease (CD) patients who did not achieve remission with the first anti-TNF
T2  - Journal of Crohns & Colitis
M2  - S222
VL  - 7
ER  -