21.1.4 To inf orm medical personnel of their obligationnot to Use Prohibited Substance s andProhibited Method s and to take responsibility tomake sure that any medical treatment receiveddoes not violate anti-doping policies and rulesadopted pursuant to the Code .21.2 Roles and Responsibilities of Athlete Support Personnel21.2.1 To be kno wledgeable of and comply with allanti-doping policies and rules adoptedpursuant to the Code and which are applicableto them or the Athlete s whom they support.21.2.2 To c ooperate with the Athlete Testing program.21.2.3 To use their influence on Athlete values andbehavior to foster anti-doping attitudes.ARTICLE 22: INVOLVEMENT OF GOVERNMENTSEach government's commitment to the Code will be evidencedby its signing the Copenhagen Declaration on Anti-Doping inSport of March 3, 2003, and by ratifying, accepting, approvingor acceding to the UNESCO Convention .