Textbook of Periodontology and Oral Implantology About the Author  Dilip Nayak, MDS Associate Dean and Professor Dept of Periodontics Manipal College of Dental Sciences Mangalore Ashita Uppoor, MDS Professor and Head Dept of Periodontics  Manipal College of Dental Sciences Mangalore Mahesh CP, MDS Professor and Head Dept of Periodontics NIMS Dental College, Jaipur