From Wikipedia, the free encyclopedia. The Trillion dollar club is an unofficial classification of the world's major economies with a gross domestic product (nominal GDP) of more than USD 1 trillion per year. As of 2011 it currently includes 15 countries.
1 Leukemia is a cancer that starts in blood-forming tissue, such as the bone marrow, and causes large numbers of abnormal blood cells to be produced and enter the blood.arcoma. A cancer of the bone, cartilage, fat, muscle, blood vessels, or other connective or supportive tissue. Tissue. A group of cells that act together to carry out a specific function in the body.
The blood moves around the body in the circulatory system. This is made up of blood vessels (tubes) called arteries, veins and capillaries. The blood keeps moving through these blood vessels because it is pumped by the heart. Arteries carry blood that is full of oxygen from the heart to all parts of the body.