Between 2000 and 2002, the authors followed 1621 individuals in Delhi, India using a combination of weekly and monthly-recall health questionnaires. In 2008, they augmented these data with another 8 weeks of surveys during which households were experimentally allocated to surveys with different...

This paper provides an overview of recent work on quality measurement of medical care and its correlates in four low and middle-income countries-India, Indonesia, Tanzania, and Paraguay. The authors describe two methods-testing doctors and watching doctors-that are relatively easy to implement...