By Pauline W. Chen, M.D. in The New York Times

For nearly three decades, Partners In Health, for example, has delivered consistently high-quality care to more than 2.5 million people in a dozen countries like Haiti, Rwanda and Peru... they have managed to achieve, among other successes, the highest rate of cure of multidrug-resistant tuberculosis in the world and better rates of adherence to treatment regimens and follow-up than in much of the United States.