About: http://webisa.webdatacommons.org/416659923

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	So-called natural products" ??? chemicals derived from plants and other living organisms ??? are the basis for almost one-third of today's prescription medicines.
http://www.w3.org/ns/prov#wasQuotedFrom	phys.org