IOF Anti-Doping Rules  Page 12 of 66    the IOF  shall have the burden to establish that such departure did not cause the Adverse Analytical Finding ;16  (iv) a departure from the International Standard for Results Management  related to Athlete  notification which could reasonably have caused an anti-doping rule violation based on a whereabouts failure, in which case the IOF  shall have the burden to establish that such departure did not cause the w hereabouts failure.