1. Dept. of Psychiatry, All India Institute of Medical Sciences, Patna, Bihar, India.
2. Dept. of Psychiatry & National Drug Dependence Treatment Centre, All India Institute of Medical Sciences, New Delhi, India.
3. Dept. of Psychiatry, All India Institute of Medical Sciences, Bhubaneswar, Odisha, India.
4. Dept. of Psychiatry & National Drug Dependence Treatment Centre, All India Institute of Medical Sciences, Ansari Nagar, New Delhi, India.
5. All India Institute of Medical Sciences, Patna, Bihar, India.
6. Dept. of Community & Family Medicine, All India Institute of Medical Sciences, Patna, Bihar, India.
7. Dept. of Pediatrics, All India Institute of Medical Sciences, Patna, Bihar, India.
8. All India Institute of Medical Sciences, Bhubaneswar, Odisha, India.