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:
See all translations. uk â /sÉªËment/ us â /sÉËment/. âº a grey powder that is mixed with water and sand to make mortar or with water, sand, and small stones to make concrete: a bag of cement. a cement factory.