Updated June 29, 2016. Liver function tests (LFTs) are a battery of routine blood tests that gives your doctor an idea of how well your liver is working. From these investigations, your doctor can identify underlying liver dysfunction, medication stresses affecting the liver, or diseases of the liver such as hepatitis B (HBV) or hepatitis C (HCV).
There were 20 players on Major League Baseball Opening Day rosters this season, most products of the league's First-Year Player Draft, which was instituted for Puerto Rico in 1990. In 2006, that number was 33, according to Caribbean Business, a Puerto Rico-based publication.
Generally, each MLB team has one AAA minor league team, one AA minor league team, two or three A teams and one ROOKIE team. On top of that there are leagues in the Dominican Republic and Mexico and Venezuela that MLB send players to play in or sign players locally and allow them to stay in their home country to play.