[Comment to 4.9.2: For example, the International Standard for Testing and Investigations confers discretion as to the criteria to be used to validate the identity of the Athlete (Article 5.3.4), as to the circumstances in which delayed reporting to the Doping Control Station may be permitted (Article 5.4.4), as to who may be present during the Sample Collection Session (Article 6.3.3), as to the criteria to be used to ensure that each Sample collected is stored in a manner that protects its integrity, identity and security prior to transport from the Doping Control Station (Article 8.3.1), and as to the guidelines to be followed by the DCO  in determining whether exceptional circumstances exist that mean a Sample Collection Session should be abandoned without collecting a Sample with a Suitable Specific Gravity for Analysis  (Article F.4.5) and share information/intelligence obtained (Article 11).]