Barrett's esophagus refers to an abnormal change in the cells of the lower portion of the esophagus. It is characterized by the replacement of the normal stratified squamous epithelium lining of the esophagus by simple columnar epithelium with goblet cells (which are usually found lower in the gastrointestinal tract).
U.S. Space Camp is a camp and related programs owned and operated by the Alabama Space Science Exhibit Commission's U.S. Space & Rocket Center in Huntsville, Alabama.
Camp Parks (PRFTA) is one of the less active bases within the United States, but one of the oldest ones in the area. Located in the eastern side of San Francisco, the base can be described as a sleeping giant. It is currently semi... Camp Roberts Army Base in Monterey, CA.