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