title: A few the same form with diffrent entity field type in 1 form
body: <p>Hello I have a form with </p>
  
  <pre><code>  -&gt;add('workers', 'entity',  array(
                  'class'=&gt;'Surgery\WorkersBundle\Entity\Workers',
                  'property'=&gt;'profession',
                  'query_builder'=&gt; function(\Doctrine\ORM\EntityRepository $er)
                  {
                      return $er-&gt;createQueryBuilder('u')
                                -&gt;where('u.profession = ?1 ')
                                -&gt;setParameter(1, 'P');
                  }
  </code></pre>
  
  <p>And I want in my template three the same forms with different parameters (L and M) Can do something like this? Have I  create 3 different forms? </p>