WT 2021 Anti-Doping Rules  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.