Domingo Liotta University College of Medicine, Houston, Texas. 1962-64: Advanced Research Fellow of the American Heart Association. 1963-69: Co-Director of the Baylor-Rice Artificial Heart Program shared with Michael E. DeBakey and C. William Hall. Houston, Texas. 1964-71: Assistant Professor of Surgery, Baylor University College of Medicine, Chairman of the Department: Dr. Michael E. DeBakey, Houston, Texas. 1970-71: Director of Surgical Research, Texas Heart Institute, Chief of Cardiovascular Service Denton A. Cooley, Houston, Texas. 1971-74: Surgeon-in-Chief, Carlos Durand Public Hospital, Buenos Aires, Argentina. 1971-90: Surgeon-in-Chief, Service of Cardiovascular Surgery, Italian Hospital of Buenos Aires, Argentina. 1973-74: Secretary of State for Public Health, Argentina.
Comparison of MD and DO in the United States MD and DO schools can also be distinguished by a relative lack of scientific and clinical research at DO schools. The coursework at MD and DO schools is similar, with the most notable exception being that DO students are taught osteopathic manipulative medicine. While allopathic medicine has followed the development of society, osteopathic medicine is a more recent development. The first MD school in the United States opened in 1807 in New York. In 1845, the American Medical Association was formed, and standards were put into place, with a three-year program including lectures, dissection, and hospital experience. In 1892, frontier