1. Dislocatie van eem pacemaker catheter bij het appels plukken;Uppel;Ovederl Tijdshr Geneesk,1973
2. Displacement and fracture of pacemaker electrodes during physical exertion;Ohm;Acta Med Scand,1974
3. Pacemaker malfunction associated with blunt trauma;Mc Cann;NY State J Med,1978
4. Pacemaker failure from automobile accident;Lasky;J Am Med Assoc,1970
5. Broken pacemaker wire in multiple trauma;Krenzan;J Trauma,1974