title: Blood concentrations of fentanyl and its analogs in overdose victims.
mesh_terms: D000328:Adult; D005260:Female; D005283:Fentanyl / Q000031:analogs & derivatives / Q000097:blood* / Q000506:poisoning; D006801:Humans; D008297:Male; D008875:Middle Aged
chemical_list: D005283:Fentanyl