Dr. Dhruba Ray is a ENT/ Otorhinolaryngologist in Tollygunge, Kolkata …read moreand has an experience of 23 years in this field. Dr. Dhruba Ray practices at Suraksha Diagonostics in Tollygunge, Kolkata. He completed MBBS from Calcutta University in 1994,Diploma in Otorhinolaryngology (DLO) from Calcutta University in 1998 and DNB - Otorhinolaryngology from DNB board, New Delhi in 2001.read less