1. A new instrument for prolonged mechanical massage;Anstadt;Circulation,1965
2. Continued studies in prolonged circulatory support by direct mechanical assistance;Anstadt;Transactions ASAIO,1968
3. Direct mechanical ventricular assistance: Acute and long-term effects in the dog;Coogan;Areh. Pathol.,1969
4. Prolonged ventricular fibrillation: An experimeatal stady in the closed chest animal utilizing a pump-oxygenator;Bell;J. Thorac. Cardiovasc. Surg.,1959
5. Left ventricular hemorrhagic necrosis;Najafi;Ann. Thorac. Surg.,1969