1. Department of Prosthodontics; Saraswati Dental College & Hospital; Lucknow Uttar Pradesh India
2. Postgraduate Studies & Research; Saraswati Dental College & Hospital; Lucknow Uttar Pradesh India
3. Department of Pulmonary Medicine; King George's Medical University; Lucknow Uttar Pradesh India
4. Department of Geriatric Psychiatry; King George's Medical University; Lucknow Uttar Pradesh India