Wiffen PJ, Derry S, Naessens K, Bell RF. Oral tapentadol for cancer pain. Cochrane Database Syst Rev. 2015;2015(9):CD011460. Published 2015 Sep 25. doi:10.1002/14651858.CD011460.pub2
Wiffen PJ, Derry S, Naessens K, Bell RF. Oral tapentadol for cancer pain. Cochrane Database Syst Rev. 2015;2015(9):CD011460. Published 2015 Sep 25. doi:10.1002/14651858.CD011460.pub2