Jose, K. P., Rajan, P., Guddad, S. S. and Kamath, V. K. (2018) “TNF – α Polymorphism In Periodontitis: A Review: TNF – α Polymorphism In Periodontitis: A Review”, National Journal of Integrated Research in Medicine, 6(6), pp. 79–82. doi: 10.70284/njirm.v6i6.1025.