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
Corruption in Argentina international banks as Credit Suisse, First Boston Corporation, HSBC Bank Argentina, JP Morgan Securities, and Salomon Smith Barney. The charges pertained to the 2001 Megaswap negotiated between Economy Minister Domingo Cavallo and said banks. Cavallo attempted to avoid a bond default by offering bondholders a swap, whereby longer-term, higher-interest bonds would be exchanged for bonds coming due in 2010. The Megaswap was accepted by most bondholders (particularly banks, which used the Megaswap to shed rapidly depreciating bonds), and delayed up to US$30 billion in payments that would have been due by 2005; but it also added US$38 billion in interest