Association of Tumor Necrosis Factor Alpha Gene Polymorphisms with Inflammatory Bowel Disease in Iran. oleh Nosratollah Naderi, Alma Farnood, Tahereh Dadaei, Manijeh Habibi, Hedie Balaii, Farzad Firouzi, Aydin Mahban, Masoumeh Soltani, Mohammadreza Zali