code: @Read()
  	public Patient getResourceById(@IdParam IdDt theId) {
  		Patient patient = new Patient();
  		patient.addIdentifier();
  		patient.getIdentifier().get(0).setSystem(new UriDt("urn:hapitest:mrns"));
  		patient.getIdentifier().get(0).setValue("00002");
  		patient.addName().addFamily("Test");
  		patient.getName().get(0).addGiven("PatientOne");
  		patient.setGender(AdministrativeGenderEnum.FEMALE);
  		return patient;
  	}
docs: The "@Read" annotation indicates that this method supports the
  read operation. It takes one argument, the Resource type being returned.
  
  @param theId
  The read operation takes one parameter, which must be of type
  IdDt and must be annotated with the "@Read.IdParam" annotation.
  @return
  Returns a resource matching this identifier, or null if none exists.