To learn more about TB, you can explore the links below.
World Health Organization
TB in India
TB in Moldova
TB in South Africa
AllAfrica.com–South Africa: Gold Mines a "TB Factory"
International Reporting Project–The Tuberculosis Epidemic in the South African Gold Mines
PBS NewsHour–TB Thrives Among South Africa's HIV-Positive Population
USAid–Infectious Disease: South Africa
TB in the United States
Centers for Disease Control