Question: In what city was the Rastelli procedure was developed?

Related documents: [0]  [DOC] The Rastelli procedure is an open heart surgical procedure developed by Italian physician and cardiac surgery researcher, Giancarlo Rastelli in 1967 at the Mayo Clinic and involves using a pulmonary or aortic homograft conduit to relieve pulmonary [END] 
[1]  [DOC] The Mayo Clinic is a nonprofit medical practice and medical research group based in Rochester, Minnesota. It employs more than 4,500 physicians and scientists and 57,100 allied health staff. The practice specializes in treating difficult cases through tertiary care. It spends over $660 million a year on research. [END]  
Answer: Rochester, Minnesota
Rochester, Minnesota