Rao, Anupama, Hosadurga, Rajesh, Vijaya, Kumar, Shankar, Rajesh, Boloor, Vinita, AND Prathap, Shruthy. " Improvement in awareness levels and periodontal health among patients undergoing fixed orthodontic appliance therapy with established gingivitis and periodontal health maintenance program: A questionnaire based study." Journal of Oral Research [Online], Volume 9 Number 6 (6 December 2020)