Narendra, S., Rath, G., Mohanty, D. and Jena, S. (2023) “Comparative evaluation of non enzymatic antioxidants, vitamin C and albumin in patients suffering from different grades of periodontitis: a retrospective observational study”, International Journal of Research in Medical Sciences, 11(11), pp. 4036–4044. doi: 10.18203/2320-6012.ijrms20233152.