The number of laboratory-confirmed cases of MDR-TB around the world has gone from 12, 000 in 2005 to 62, 000 in 2011.

BBC: 'Visionary' leadership needed on TB

The Indian TB control program in Mumbai follows these recommendations when treating MDR-TB and adds one more agent to the five families of medicine.

WSJ: The WHO Supports India's Fight Against MDR-TB �� Letters to the Editor

In the treatment of patients, the WHO recommends that testing be done to determine to what medications the bacteria are sensitive and that the regimen for a known case of MDR-TB must include at least five agents belonging to different families of drugs.

WSJ: The WHO Supports India's Fight Against MDR-TB �� Letters to the Editor

"She had been working where MDR is common, " he said, using shorthand for multidrug-resistant TB.

WSJ: TB's Global Resurgence Amplifies U.S. Risk

Three countries - Andorra, Iceland and Malta - had no cases of resistance to first-line drugs, while in the United States, Hong Kong and Cuba, the cases of MDR TB showed a decline.

BBC: Patients must complete a full course of drugs to cure TB