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.
World final energy consumption refers to the fraction of the world's primary energy that is used in its final form by humanity. In 2012, world primary energy supply amounted to 155,505 terawatt-hour (TWh) or 13,371 Mtoe, while the world final energy consumption was 104,426 TWh or about 32% less than the total supply.