Negotiated Procedure, Following An Exploratory Notice And Expression Of Interest On The Siaps Platform Of So.Re.Sa., Pursuant To Art. 76 Paragraph 2 Letter B Of Legislative Decree No. 36/2023 And Subsequent Amendments. And With The Award Of The Lowest Price Referred To In The Art. 108, Paragraph 3, Of The Same Code For The Supply Of N. 1 High-Performance Ultrasound Scanner To Be Allocated To The U.O.C. Gastroenterology Of The P.O. Sea Hospital