Mehwish Waris, Uzma Saddique,Shah Noor,Fahim Ullah, H. M. R. I. J. K. G. . (2021). Association between Smoking and Periodontal Disease- A Case Control Study. Annals of the Romanian Society for Cell Biology, 25(6), 18509–18516. Retrieved from http://annalsofrscb.ro/index.php/journal/article/view/9374