IWWF Anti -Doping Rules 2021   Page 12 of 88 Pages  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 m ay 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 scientifi c community or which have been the subject of peer review are presumed to be scientifically valid.