Background & Aims. Patients with recurrent bleeding from gastrointestinal vascular malformations are a challenge to treat. We investigated the long-term efficacy and safety of thalidomide for refractory bleeding from gastrointestinal vascular malformations in an open-label, randomized study.
China is Worldâs Largest Energy Consumer. World consumption of energy has increased 5.6 percent in 2010, according to BPâs Statistical Review of World Energy. This is the largest increase since 1973, which happened to be a memorable year in energy history.
Consumption of electricity. The world consumes 21,325,115 GWh of electricity a year equivalent to 76,770,414 terajoules. Electricity is a carrier of energy. It is the flow of electrical power or charge, made by converting âprimaryâ sources of energy such as coal, oil, gas, wind, and solar energy. A terajoule is a measure of energy.