PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Stress, and particularly work-related stress, is a possible third variable influencing both caffeine and nicotine intake (Swanson, Lee and Hopp 1994).
http://www.w3.org/ns/prov#wasQuotedFrom
  • ilocis.org