Electronic Negotiated Procedure, Pursuant To Art. 76, Paragraph 2 Letter. B) Point 2 Of The Legislative Decree. N. 36/2023, For The Three-Year In-Service Supply Of N. 2 "Systems For The Non-Radioactive Magnetic Localization Of The Sentinel Lymph Node In Breast Cancer (Sentimag)" With The Related Consumables, At The "San Paolo" Hospital In Bari.