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.
The causes of reactive gastritis may include. 1  nonsteroidal anti-inflammatory drugs (NSAIDs), a type of over-the-counter medication. Aspirin and ibuprofen are common types of NSAIDs. 2  drinking alcohol. 3  using cocaine. 4  exposure to radiation or having radiation treatments. 5  reflux of bile from the small intestine into the stomach.