Raghavendra, U, et al. “COMPARATIVE ESTIMATION OF SALIVARY TOTAL ANTIOXIDANT CAPACITY IN PERIODONTAL HEALTH AND CHRONIC PERIODONTITIS - A PILOT STUDY”. Asian Journal of Pharmaceutical and Clinical Research, vol. 11, no. 10, Oct. 2018, pp. 523-5, doi:10.22159/ajpcr.2018.v11i10.28409.