Open Procedure, Pursuant To Article 71 Of Legislative Decree No. 36/2023, For The Awarding Of The "Three-Year Full Risk Maintenance Service Of The Heating, Water And Sewage Systems Installed At The Properties Of The Policlinico Riuniti Di Foggia University Hospital", With Award To The Most Economically Advantageous Offer Pursuant To Art. 108 Legislative Decree 36/2023 - Cui: S02218910715202500022