Rheumatoid arthritis (RA) causes premature mortality, disability and compromised quality of life in the industrialized and developing world (1). Rheumatoid arthritis is a systemic inflammatory disease which manifests itself in multiple joints of the body.
A baritone is the most common type of male voice whose range lies midway between the high tenor voice and the low bass voice. In comedic operas, he is often the leader of the funny business, but he can also be the hero, who sacrifices himself for the tenor or soprano, or the villain.
High Tenor. The high tenor (also known as a soprano pan) is the highest pitched of the steel drums (steel pans) with a pitch range of D4 to F#6, that is, up to two octaves and a major third from D above middle C (C4). Its predecessor actually contained fewer notes which were within the tenor range.