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In 1949, he graduated as a Medical Doctor at National University of Cordoba (Argentina). He received a doctorate in Medicine and Surgery in 1953. In 1955, he Universidad Nacional de Cordoba, main campus veloped 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). Domingo 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 Cordoba, Argentina, where he developed an early prototype successfully used in small animals. After publishing the results of his studies, Dr. Liotta was hired at Baylor College of Medicine in Houston Texas as Director of the Artificial Heart Program by Dr. Michael E. DeBakey in 1961.
 education institution: Domingo Liotta, Universidad Nacional de Cordoba, main campus
Given a phrase that describes the relationship between two words, extract the words and the lexical relationship between them. The output format should be "relation1: word1, word2; relation2: word3, word4". 
Option: place of death, place of birth, education degree, education institution 
Text: {0} 
Answer:
 education institution: Domingo Liotta, Universidad Nacional de Cordoba, main campus