GERD is often diagnosed simply by finding no improvement in heartburn symptoms in response to lifestyle changes and acid reflux medication. Gastroenterologists may also arrange the following investigations:
Trading blocs. A regional trading bloc is a group of countries within a geographical region that protect themselves from imports from non-members. Trading blocs are a form of economic integration, and increasingly shape the pattern of world trade. There are several types of trading bloc:
Definition: A personal area network-PAN-is a computer network organized around an individual person.Personal area networks typically involve a mobile computer, a cell phone and/or a handheld computing device such as a PDA.ersonal area networks generally cover a range of less than 10 meters (about 30 feet). PANs can be viewed as a special type (or subset) of local area network (LAN) that supports one person instead of a group.