1. Department of Psychiatry, All India Institute of Medical Sciences, Bibinagar, Hyderabad, Telangana, India
2. Department of Psychiatry, All India Institute of Medical Sciences, Raipur, Chhattisgarh, India
3. Department of Otorhinolaryngology and Head and Neck Surgery, All India Institute of Medical Sciences, Raipur, Chhattisgarh, India