1 Department of Periodontics, Vydehi Institute of Dental Sciences and Research Centre, Bangalore, India2 Department of Conservative Dentistry and Endodontics, Government Dental College and Research Institute, Bangalore, India3 Department of Periodontics, Dr. D. Y. Patil Dental College and Hospital, D. Y. Patil Vidyapeeth, Pimpri, Pune, India4 Department of Periodontics, Government Dental College and Research Institute, Bangalore, India5 Department of Opthalmology, Grant Medical College and JJ Group of Hospitals, Mumbai, India