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A

• Aeronautical Navigation of Portugal [NAV]

• Agriculture, Rural Development and Fisheries Planning and Policy Office

• Air Force General Staff

• Aircraft Accident Prevention and Investigation Office

• Alentejo Regional Health Authority

• Algarve Regional Health Authority

• Alqueva Development and Infrastructures Company

• António Sérgio Cooperative Sector Institute

• Aquapor - Serviços, S. A.

• Architectural and Archeological Heritage Institute

• Armed Forces General Staff

• Armed Forces Welfare Institute

• Army General Staff

• Authority for Blood and Transplantation Services

• Authority for Labour Conditions

• Aveiro Port Authority