1. Development of artificial intrathoracic circulatory pumps;Hall;Am J Surg,1964
2. Left ventricular bypass pump for cardiac assistance. Clinical experience;DeBakey;Am J Cardiol,1971
3. Request for proposal. Left heart assist blood pumps,1977
4. Request for proposal. Development of electrical energy converters to power and control left heart assist devices,1977
5. Request for proposal. Development of an implantable integrated electrically powered left heart assist system,1980