/**
  * @see parent::loadRefsBack()
  */
 function loadRefsBack()
 {
     if (!$this->_ref_prescription_items) {
         // Chargement des items
         $item = new CPrescriptionLaboExamen();
         $item->prescription_labo_id = $this->_id;
         $this->_ref_prescription_items = $item->loadMatchingList();
         $this->_ref_examens = array();
         // Classement des examens
         foreach ($this->_ref_prescription_items as &$_item) {
             $_item->_ref_prescription_labo =& $this;
             $_item->loadRefsFwd();
             $examen =& $_item->_ref_examen_labo;
             $this->_ref_examens[$examen->_id] =& $examen;
         }
         // Classement des items internes et externes
         $this->_ref_external_items = array();
         $this->_ref_internal_items = array();
         foreach ($this->_ref_prescription_items as &$_item) {
             $examen =& $_item->_ref_examen_labo;
             $examen->loadExternal();
             // Remplissage des collections
             if ($examen->_external) {
                 $this->_ref_external_items[$_item->_id] =& $_item;
             } else {
                 $this->_ref_internal_items[$_item->_id] =& $_item;
             }
         }
     }
     $this->checkStatus();
 }
 /**
  * load results items with given patient and exam
  */
 function loadResults($patient_id, $examen_labo_id, $limit = 10)
 {
     $examen = new CExamenLabo();
     $examen->load($examen_labo_id);
     $order = "date DESC";
     $prescription = new CPrescriptionLabo();
     $prescription->patient_id = $patient_id;
     $prescriptions = $prescription->loadMatchingList($order);
     // Load items for each prescription to preserve prescription date ordering
     $items = array();
     $item = new CPrescriptionLaboExamen();
     foreach ($prescriptions as $_prescription) {
         $item->prescription_labo_id = $_prescription->_id;
         $item->examen_labo_id = $examen_labo_id;
         foreach ($item->loadMatchingList($order) as $_item) {
             $items[$_item->_id] = $_item;
         }
     }
     foreach ($items as &$item) {
         $item->_ref_prescription_labo =& $prescriptions[$item->prescription_labo_id];
         $item->_ref_examen_labo =& $examen;
     }
     return $items;
 }