public static function get(Intervention $entity)
 {
     $pdf = new static();
     $pdf->_init();
     $pdf->_show($entity);
     $pdf->_report($entity);
     return $pdf->Output('', 'S');
 }
 public static function get($entities, $options = false, $output = 'S')
 {
     $pdf = new static();
     $pdf->_init();
     foreach ($entities as $entity) {
         $pdf->addEntity($entity, $options);
     }
     return $pdf->Output('', 'S');
 }