SUNARTO, 58, suddenly felt tightness in his chest on Thursday, August 17. He coughed and his body felt exhausted. After getting an x-ray, he was referred to the Koja Regional General Hospital in North Jakarta. He was then asked to be put under observation at the hospital. Doctors diagnosed this resident of Cilincing, North Jakarta, as having an upper respiratory tract infection or URTI caused by air pollution.

As of last Wednesday, August 2