public function attributeLabels()
{
return array('id' => 'ID', 'event_id' => 'Event', 'right_glaucoma_status_id' => 'Glaucoma status', 'left_glaucoma_status_id' => 'Glaucoma status', 'right_drop-related_prob_id' => 'Drop-related problems', 'left_drop-related_prob_id' => 'Drop-related problems', 'right_drops_id' => 'Drops', 'left_drops_id' => 'Drops', 'right_surgery_id' => 'Surgery', 'left_surgery_id' => 'Surgery');
}