Open Procedure Tender, In The European Context, Aimed At The Conclusion Of A Framework Agreement For The Supply, Through Supply And Delivery, Of Foodstuffs Necessary For The Packaging Of Complete Daily Meals - Breakfast, Lunch And Dinner - For The Vittoria Of The Detainees And Restricted Internees In The Prison Institutions For Adults Of The Regional Provveditorato Del Lazio, Abruzzo And Molise