PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The study included 87 people with occasional constipation, which is defined as having one or more symptoms at least 25% of the time, such as the need for straining to move bowels, hard stools, and sensation of incomplete clearing of stool, as well as having three or fewer bowel movements per week.
http://www.w3.org/ns/prov#wasQuotedFrom
  • nutritionexpress.com