Association of Tumor Necrosis Factor Alpha Gene Polymorphisms with Inflammatory Bowel Disease in Iran - Naderi, Nosratollah; Farnood, Alma; Dadaei, Tahereh; Habibi, Manijeh; Balaii, Hedie; Firouzi, Farzad; Mahban, Aydin; Soltani, Masoumeh; Zali, Mohammadreza (Iranian Journal of Public Health)