How low-cost eye care can be world-class: Thulasiraj Ravilla on TED.com

India’s revolutionary Aravind Eye Care System has given sight to millions. Thulasiraj Ravilla looks at the ingenious approach that drives its treatment costs down and quality up, and why its methods should trigger a re-think of all human services. (Recorded at TEDIndia, November 2009, Mysore, India. Duration: 17:27)

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