India has a large and heterogeneous tribal population of approximately 104 million. This accounts for 8.6 per cent of the total population and it is spread over a vast area.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/india%E2%80%99s-tuberculosis-challenge
[2] http://admin.indiaenvironmentportal.org.in/category/author/soumya-swaminathan
[3] http://admin.indiaenvironmentportal.org.in/category/newspaper/hindu-new-delhi
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/india
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/tuberculosis
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/north-east
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/madhya-pradesh
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/chhattisgarh
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/jharkhand
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/maharashtra
[11] http://admin.indiaenvironmentportal.org.in/category/thesaurus/odisha
[12] http://admin.indiaenvironmentportal.org.in/category/thesaurus/gujarat
[13] http://admin.indiaenvironmentportal.org.in/category/thesaurus/tribals
[14] http://admin.indiaenvironmentportal.org.in/category/thesaurus/ministry-health-and-family-welfare
[15] http://admin.indiaenvironmentportal.org.in/category/thesaurus/indian-council-medical-research-icmr