Brunei has the second-highest Human Development Index among the Southeast Asia nations, after Singapore, and is classified as a  developed country . According to the International Monetary Fund (IMF), Brunei is ranked fifth in the world by gross domestic product per capita at purchasing power parity.slam is the official religion of Brunei, specifically that of the Sunni branch, as dictated by the Mudabh of Shafi'i. Two-thirds of the population, including the majority of Bruneian Malays and Bruneian Chinese, adhere to Islam.
Pediatric gastroenterologists generally provide treatment for the following: 1  Bleeding from the gastrointestinal tract. 2  Lactose intolerance. 3  Food allergies or intolerances. 4  Severe or complicated gastroesophageal reflux disease (reflux or GERD). 5  Inflammatory bowel disease. 6  Short bowel syndrome.ediatric gastroenterologists are specially trained to perform diagnostic tests of a childâs digestive system. Special instruments, such as endoscopes, are used to examine the inside of the digestive tract or obtain tissue samples (biopsies).
A GI doctor is a specialist that treats digestive diseases. More in Inflammatory Bowel Disease. A gastroenterologist is a type of physician that has a special interest in diseases of the digestive tract and is trained to treat those diseases. To become specialized in the treatment and management of conditions in the digestive system, a GI doctor must undergo training in both internal medicine as well as more advanced training in the potential problems of the digestive tract.