Anycombination of three missed tests and/or filing failureswithin an eighteen-month period as determined byAnti-Doping Organization s with jurisdiction over theAthlete shall constitute an anti-doping rule violation2.5 Tampering orAttempt ed Tampering with any partof Doping Control[Comment to Article 2.5: This Articleprohibits conduct which subverts theDoping Control process but whichwould not otherwise be included inthe definition of Prohibited Methods.For example, altering identificationnumbers on a Doping Control formduring Testing, breaking the B Bottleat the time of B Sample analysis orproviding fraudulent information toan Anti-Doping Organization.