Dr. Lalitha Rani Chellappa, Harippriya Karthikeyan,. “KNOWLEDGE AND AWARENESS OF ORAL HYGIENE AMONG PARENTS OF SPECIAL SCHOOL CHILDREN ”. Obstetrics and Gynaecology Forum 34, no. 2s (May 13, 2024): 691–697. Accessed October 26, 2025. https://www.obstetricsandgynaecologyforum.com/index.php/ogf/article/view/210.