PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • At first a questionnaire was filled including demographics (sex, age, educational level, marital status and smoking (cigarette and /or opium history), medications such as (angiotensin converting enzyme (ACE) inhibitors, diuretics, beta blockers and other drugs).
http://www.w3.org/ns/prov#wasQuotedFrom
  • pubmedcentralcanada.ca