5.2.4  If IWF delegates or contracts any part of Testing  to a National Anti-Doping Organization  directly or through a Member Federation , that National Anti-Doping Organization  may collect additional Samples  or direct the laboratory to 24 [Comment to Article 5.1: Where Testing is conducted for anti-doping purposes, the analytical results and data may be used for other legitimate purposes under the Anti-Doping Organization’s rules.