Gene Polymorphisms of TNF-α and IL-1β Are Not Associated with Generalized Aggressive Periodontitis in an Iranian Subpopulation - Ebadian, Ahmad Reza; Radvar, Mehrdad; Tavakkol Afshari, Jalil; Sargolzaee, Naser; Brook, Azam; Ganjali, Rashiin; Tamizi, Mahmood; Arab, Hamid Reza (Iranian Journal of Allergy, Asthma and Immunology)