The exact cause of Barrett's esophagus is not known. It may result from damage to the esophagus caused by the chronic reflux of stomach acid. Frequent or chronic reflux of stomach acid into the esophagus is called gastroesophageal reflux disease or GERD. Gastroesophageal Reflux.
YYC Calgary International Airport, originally named McCall Field (IATA: YYC, ICAO: CYYC), is the international airport that serves Calgary, Alberta, Canada and the surrounding region; it is situated approximately 17 km (11 mi) northeast of downtown Calgary.
Share this: Calgary (YYC) (website: www.calgaryairport.com) is 20km (12.5 miles) from the city. To/from the airport: A bus service to the city operates every 30 minutes (journey time â 20 minutes). Regular transfer buses also operate to Banff (journey time â about two hours) and Lake Louise (journey time â three hours). Edmonton (YEG) (website: Edmonton International) is 28km (17 miles) from the city. To/from the airport: A shuttle bus service to downtown operates every 20 minutes (journey time â 40 minutes).