Exploratory Notice For The Acquisition Of Expressions Of Interest To Participate In The Negotiated Procedure For The Assignment Of The Architecture And Engineering Service Relating To "Assignment Of Verification Of The Executive Project Drawn Up By An External Professional, Relating To The Interventions Aimed At The Seismic Adaptation Of The “Day-Hospital” Building Of The Irccs G.Pascale Of Naples - Art. 20 Ii Phase L.67/88