PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Health & Toxicology Databases and other resources related to toxicology and environmental health Features TOXNET Chemical and Drug Information Resources about chemical names/structures and drugs Features ... sis.nlm.nih.gov - NLM Programs and ServicesNational Library of Medicine Long Range Plan [PDF] ...
http://www.w3.org/ns/prov#wasQuotedFrom
  • nih.gov