/**
  * @param Drinking $drinking
  * @return Drinking
  * @throws \Doctrine\ORM\NonUniqueResultException
  */
 public function getQuestionnaireFromDrinking(Drinking $drinking)
 {
     $query = $this->getEntityManager()->createQueryBuilder()->select('q')->from("TransformCore\\PHE\\HayApi\\PersistenceBundle\\Entity\\Questionnaire", "q")->where("q.id = :drinking_questionnaire_id")->setParameter("drinking_questionnaire_id", $drinking->getQuestionnaire()->getId())->getQuery();
     return $query->getOneOrNullResult();
 }