/**
  * @return Array
  */
 protected function getEntityMatchesByHash($entityTypeID, $entityID, $matchHash)
 {
     $matches = DuplicateOrganizationCriterion::loadEntityMatches($entityTypeID, $entityID);
     return DuplicateOrganizationCriterion::prepareMatchHash($matches) === $matchHash ? $matches : null;
 }