]ARTICLE 2 Anti-Doping Rule ViolationsARTICLE 3 Proof of DopingWorld Anti-Doping Code 202127facts or circumstances, except as provided in Articles 3.2.2 and 3.2.3, the standard of proof shall be by a balance of probability.3.2 Methods of Establishing Facts and PresumptionsFacts related to anti-doping rule violations may be established by any reliable means, including admissions.19 The following rules of proof shall be applicable in doping cases:3.2.1 Analytical methods or Decision Limits approved by WADA  after consultation within the relevant scientific community or which have been the subject of peer review are presumed to be scientifically valid.