title: Reliability study of Mahajan's classification.
authors.affiliation: Department of Periodontics, Institute of Dental Studies and Technologies, Modinagar, Uttar Pradesh, India.
authors.forename: Ashish
authors.initials: A
authors.lastname: Kumar
authors.affiliation: I.T.S. CDSR, Muradnagar, Ghaziabad, Uttar Pradesh, India.
authors.forename: Sujata Surendra
authors.initials: SS
authors.lastname: Masamatti