]World Anti-Doping Code 202147ARTICLE 6 ANALYSIS OF SAMPLESSamples shall be analyzed in accordance with the following  principles:6.1 Use of Accredited, Approved Laboratories and Other LaboratoriesFor purposes of directly establishing an Adverse Analytical Finding under Article 2.1, Samples shall be analyzed only in WADA -accredited laboratories or laboratories otherwise approved by WADA .