TY - JOUR T1 - The TNF-α -308 polymorphism may affect the severity of Crohn's disease JO - Clinics A1 - Santana, Genoile A1 - Bendicho, Maria Teresita A1 - Santana, Tamara Celi A1 - Reis, Lidiane Bianca dos A1 - Lemaire, Denise A1 - Lyra, Andre Castro SN - 1807-5932 UL - 10.1590/S1807-59322011000800011 VL - 66 Y1 - 2011 PB - Brasil ER -