Restricted Procedure (Art. 72 Legislative Decree 36/2023) On An Electronic Platform Without Prior Publication Of The Tender Notice With Procedural Reversal Pursuant To Art. 107, Paragraph 3, Legislative Decree 36/2023 For The Conclusion Of A Framework Agreement Lasting 48 Months (Art. 59 Legislative Decree 36/2023) + Possible 12 Months Of Renewal For The Supply In Rental And Full Risk Maintenance Of N. 30 Transport Lung Ventilators