public function down()
{
$subspecialty = \Subspecialty::model()->findByAttributes(array('name' => 'Cataract'));
foreach ($this->defaultCataractComplications as $defaultCataractComplication) {
$complication = \OEModule\OphCiExamination\models\OphCiExamination_PostOpComplications::model()->findByAttributes(array('code' => $defaultCataractComplication['code']));
$where = "complication_id = '" . $complication->id . "' AND subspecialty_id = '" . $subspecialty->id . "'";
$this->delete('ophciexamination_postop_complications_subspecialty', $where);
}
}