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.
All the energy produced in Iceland comes from renewable resources. In fact, with only 323,000 residents, the nation is the world's largest energy producer per capita and produces more energy than it needs. Plus, some experts estimate, Iceland has tapped only about 35 percent of its energy potential.