1 Postgraduate Resident, Department of Prosthodontics and Crown & Bridge, Christian Dental College, Ludhiana, Punjab, India. Electronic address: kevinkottackal@gmail.com.
2 Assistant Professor, Department of Prosthodontics and Crown & Bridge, Christian Dental College, Ludhiana, Punjab, India.
3 HOD & Professor, Department of Prosthodontics and Crown & Bridge, Christian Dental College, Ludhiana, Punjab, India.
4 Postgraduate Resident, Department of Prosthodontics and Crown & Bridge, Christian Dental College, Ludhiana, Punjab, India.