public function fullLoad()
 {
     if ($this->getUserId()) {
         $user = new User();
         $user->load($this->getUserId());
         $this->setUserName($user->getName() . ' ' . $user->getSecondName());
     }
     if ($this->getPatientId()) {
         $patient = new Patient();
         $patient->load($this->getPatientId());
         $this->setPatientName($patient->getName() . ' ' . $patient->getSecondName());
     }
     if ($this->getServiceId()) {
         $service = new Service();
         $service->load($this->getServiceId());
         $this->setTitle($service->getTitle());
         $this->setPrice($service->getPrice());
     }
 }