Comparative metabolism of tramadol and tapentadol: a toxicological perspective

Bibliographic reference: 

Barbosa J., Faria J., Queirós O., Moreira R., Carvalho F., & Dinis-Oliveira RJ. (2016). Comparative metabolism of tramadol and tapentadol: a toxicological perspective. Drug Metab Rev. Sep 15:1-16.