public function getExtraDataFormElements(\Gems_Form $form, $data)
	{
        $this->form = $form;
        $elements   = [];

        if (isset($data['gto_id_track']) && $data['gto_id_track']) {
            $elements['add_track_fields'] = $this->_createCheckboxElement(
                    'add_track_fields',
                    $this->_('Track fields'),
                    $this->_('Add track fields to export')
                    );
        }
        if ($this->currentUser->hasPrivilege('pr.export.add-resp-nr')) {
            $elements['export_resp_nr'] = $this->_createCheckboxElement(
                    'export_resp_nr',
                    $this->getRespondentModel()->get('gr2o_patient_nr', 'label'),
                    $this->_('Add respondent nr to export')
                    );
        }
        if ($this->currentUser->hasPrivilege('pr.export.gender-age')) {
            $elements['export_resp_gender'] = $this->_createCheckboxElement(
                    'export_resp_gender',
                    $this->_('Respondent gender'),
                    $this->_('Add respondent gender to export')
                    );

            $elements['export_birth_year'] = $this->_createCheckboxElement(
                    'export_birth_year',
                    $this->_('Respondent birth year'),
                    $this->_('Add respondent birth year to export')
                    );

            $elements['export_birth_month'] = $this->_createCheckboxElement(
                    'export_birth_month',
                    $this->_('Respondent birth month'),
                    $this->_('Add respondent birth month to export')
                    );
        }

        $elements['export_track_reception_code'] = $this->_createCheckboxElement(
            'export_track_reception_code',
            $this->_('Track reception code'),
            $this->_('Add reception code of track')
        );

        $elements['export_token_reception_code'] = $this->_createCheckboxElement(
            'export_token_reception_code',
            $this->_('Token reception code'),
            $this->_('Add reception code of token')
        );

        return $elements;
    }