Prevalence and Awareness of Mucogingival Conditions and Deformities and Their Impact on Oral Health-Related Quality of Life Among Orthodontic Patients at a Tertiary Dental Care Center in Tamil Nadu, South India: A Questionnaire-Based Study. - Girija Vallabhan C; Sadasivan A; Vijayakumar S; T S N; K J; Jailani A (Cureus, 2025)