private void SetPatientsOnModel(BiopsyCreateModel model)
 {
     model.Patients = (_patientStore.GetPatients()).Select(p => new SelectListItem() { Text = p.Id, Value = p.Id });
 }
 // GET: /Biopsy/Create
 public ActionResult Create()
 {
     var model = new BiopsyCreateModel();
     SetPatientsOnModel(model);
     return View(model);
 }