WBSC 2021 Anti-Doping Rules Page 10 of 68    proof upon the Athlete or other Person alleged to have committed an anti-doping rule violation to rebut a presumption or establish specified facts 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.11  3.2  Methods of Establishing Facts and Presumptions  Facts related to anti-doping rule violations may be established by any reliable means, including admissions.12 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.