The licensee shall perform acceptance testing on the treatment planning system of therapy-related computer systems in accordance with published  protocols accepted by nationally recognized bodies. At a minimum, the acceptance testing must include, as applicable, verification of:
    
    
        
        (a) 
         The source-specific input parameters required by the dose calculation algorithm;
     
    
        
        (b) 
         The accuracy of dose, dwell time, and treatment time calculations at representative points;
     
    
        
        (c) 
         The accuracy of isodose plots and graphic displays; and
     
    
        
        (d) 
         The accuracy of the software used to determine sealed source positions from radiographic images.