title: The origin and significance of ecgonine methyl ester in blood samples.
authors.forename: B K
authors.initials: BK
authors.lastname: Logan
authors.forename: K L
authors.initials: KL
authors.lastname: Peterson
mesh_terms: D001344:Autopsy / Q000592:standards; D003042:Cocaine / Q000031:analogs & derivatives* / Q000097:blood; D006801:Humans
chemical_list: D003042:Cocaine; C034524:ecgonine methyl ester