Fasanmade, A A Differential spectroscopy of cocaine and its structural analogues in sample characterization. [electronic resource] - African journal of medicine and medical sciences Dec 1994 - 333-9 p. digital Publication Type: Journal Article ISSN: 0309-3913 Subjects--Topical Terms: Benzoates--chemistryBenzocaine--chemistryBenzoic AcidCocaine--analogs & derivativesForensic MedicineHumansSpectrophotometry, UltravioletSubstance Abuse Detection--methods