protected boolean showSimilarPersons(
     final ChoosePersonBean choosePersonBean, final Collection<Person> persons) {
   if (!persons.isEmpty()) {
     return true;
   }
   return !Person.findByDateOfBirth(
           choosePersonBean.getDateOfBirth(),
           Person.findInternalPersonMatchingFirstAndLastName(choosePersonBean.getName()))
       .isEmpty();
 }