<http://webisa.webdatacommons.org/90195135>	<http://www.w3.org/ns/prov#value>	"In the past 20 years, researchers have studied how cannabinoids act on the brain and other parts of the body." .
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<http://webisa.webdatacommons.org/90195135>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<dartmouth.edu> .