Multilotto Open Procedure Pursuant To Art. 71 Of Legislative Decree 36/2023 And S.M.I., Completed In The Purchase Union, Aimed At The Conclusion Of A Framework Agreement Lasting 48 Months, Without Subsequent Competitive Comparison, Pursuant To Art. 59 Comma 4 Lett. A) Of Legislative Decree 36/2023, For The Assignment Of The First Aid Veterinary Service On Injured Or Sick Animals Found In The Area