Passengers ride a city commuter bus with the advertisement of an online shopping site in Jakarta, Indonesia, Friday, March 7, 2014. Indonesia is planning to phase- in the world’s largest single-payer health care insurance program – for its 247 million people – between now and 2019.

The roll out of Indonesia's new health care program for its 247 million people, over a decade in the works, has been bumpy. Full implementation will take effect in 2019.