Upon such voluntary acceptance, the Provisional Suspension shall have the  full effect and be treated in the same manner as if the Provisional Suspension had been imposed under Article 7.4.1 or 7.4.2; provided, however, at any time after voluntar ily accepting  a Provisional  Suspension , the Athlete  or other  Person  may withdraw such acceptance, in which event the Athlete or other Person shall not receive  any credit  for time  previously  served  during  the Provisional  Suspension .