PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Gastric reflux (the backing up of stomach contents into the lower section of the esophagus) may irritate the esophagus and, over time, cause Barrett esophagus.Older age.Being male.Being African-American.The most common signs of esophageal cancer are painful or difficult swallowing and weight loss.These and other symptoms may be caused by esophageal cancer or by other conditions.
http://www.w3.org/ns/prov#wasQuotedFrom
  • everydayhealth.com