Library hours. The average number of hours that a California school library is open to students is 25 hours per week. Sixty-eight percent of school libraries reported being open during breaks, 67 percent during lunch, and 57 percent before school.
From Libre Pathology. Reactive gastropathy, abbreviated RG, a relatively common pathology of the stomach. It is also known as chemical gastropathy, and incorrectly referred to as chemical gastritis (see below). NSAID gastropathy redirects to here.
atrophic gastritis. a chronic inflammation of the stomach, associated with degeneration of the gastric mucosa. There are two types: a type associated with Helicobacter pylori and autoimmune, which is characterized by antiparietal and antiintrinsic factor antibodies.