About: http://webisa.webdatacommons.org/123118643

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	studies, including over 8000 subjects, the conclusion was that the OPRM1 A118G variant did not appear to affect risk for substance dependence.
http://www.w3.org/ns/prov#wasQuotedFrom	biomedcentral.com