About: http://webisa.webdatacommons.org/237196631

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	I am thinking it may be a complex combination of all of the above.There is a difference, as shown in the link Eric provided, in how affective some meds are with the BBB but it seems they might come with a catch 22.
http://www.w3.org/ns/prov#wasQuotedFrom	poz.com