Ejection Fraction (EF) is a measurement used by physicians to determine how well your heart is functioning. An EF is a percentage of blood that is pumped out of the heart during each beat. Ejection refers to the amount of blood that is pumped out of the heart's main pumping chamber, the left ventricle, during each heartbeat.
Mervyns was owned by Target Corp., for the most part under Target's previous incarnation as Dayton Hudson Corp., until 2004, when it was sold to a group of investors including Cerberus Capital Management and Sun Capital Partners.
Merck was privately owned until going public in 1995. However, the Merck family still controls a majority 70.3% of the company's shares. The American pharmaceutical company Merck & Co. was established as a subsidiary of Merck in 1891, but became an independent company in 1917, known as MSD outside of North America.erck's current EMD (an abbreviation of Emanuel Merck, Darmstadt) logo used in the U.S. and Canada. In 1891, Georg(e) Merck established himself in the United States and set up Merck & Co. in New York. Merck & Co. was confiscated following the First World War. and set up as an independent company in the United States.