21.1.4To inform medical personnel of their obligation not toUse Prohibited Substance s and Prohibited Methodsand to take responsibility to make sure that any medicaltreatment received does not violate anti-doping policiesand rules adopted pursuant to the Code .21.2Roles and Responsibilities of Athlete Support Personnel21.2.1To be knowledgeable of and comply with all anti-doping policies and rules adopted pursuant to theCode and which are applicable to them or theAthletes whom they support.21.2.2To cooperate with the Athlete Testing program.22  Comment:Most governments cannotbe parties to, or be bound by, privatenon-governmental instruments such asthe Code.