Domingo Liotta and Surgery in 1953. In 1955, he developed a technique for early diagnosis of tumors in the pancreas and ampulla of Vater (Pour le diagnostic des tumeurs du pancreas: La duodenographie hypotonique. Lyon Chirurgical, 1955). Liotta continued his medical career at the University of Lyon (France) at the "Pierre Mallet-Guy's" General Surgery Service. Then, he trained in thoracic and cardiac surgery, with Professors Paul Santy and Pierre Marion in Lyon France. His early works in the artificial heart are from 1958 in Córdoba, Argentina, where he developed an early prototype successfully used in small animals. After publishing the results of
Human rights in Argentina by the Argentine 601st Intelligence Battalion in mid-July 1978, which started counting victims in 1975, gave the figure of 22,000 persons. This estimate was first published by John Dinges in 2004. Estimates by human rights organizations were up to 30,000. The Montoneros admitted losing 5,000 guerrillas killed, and the ERP admitted the loss of another 5,000 of their own guerrillas killed. By comparison, Argentine security forces cite 775 deaths of their own. In contrast, there were 13,500 victims of left-wing terrorism in Argentina. There is no agreement on the actual number of "detenidos-desaparecidos". In an interview with Buenos Aires daily