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.
Which airport is YYC? YYC is officially named Calgary Intl., and is located in the city of Calgary. Over 47 airline carriers fly approximately 45 flights per week. Which airline flies the most flights to YYC?The top airline carrier flying out of Calgary Intl. is Air Canada and they fly over 798 flights every month.