TY - JOUR T1 - Morphine and Metastasis JF - Anticancer Research JO - Anticancer Res SP - 3525 LP - 3525 VL - 33 IS - 8 A2 - , Y1 - 2013/08/01 UR - http://ar.iiarjournals.org/content/33/8/3525.1.abstract N2 - ER -