Here is The Hillâs look at who is most likely to claim the nomination next year. The race for the Republican presidential nomination is heating up, with the first GOP debate just three months away.
1 Circulation (journal), a journal published by the American Heart Association. 2  Library circulation, the activities around the lending of library books and other material to users of a lending library.  Magazine circulation, the average number of copies of a periodical distributed per edition/ volume.
Atrium: The chamber of the heart that collects blood returning from the rest of the body. In all vertebrates but fish, there are two atria, left and right. The right atrium collects deoxygenated blood from the body and passes it to the right ventricle. The left atrium collects oxygenated blood from the lungs and passes it to the left ventricle.