Majed Saeed Saad Alqahtani , Nouf Mohammed Saleh Alhoshani , Ahmed Mohammed Bin Abdullah Alshehri , Abdulla Salim Alshehry , Abdullah Ghannam S Almutairi , Shaia Shilwih Balaj Alotibi , Mubarak Nassar Shobikan Alharbi ,, Mona Marzouq Saeed Alotaibi , Mashhour Alnashmi Mizlawah Alanazi , Abdullah Mubarak Alqahtani , Tahani Mohammed Alqahtani , Saeed Mobarak Mohamad Almasrdi , Ali Mubarak Mohamad Almasrdi , Fahad Mutlaq Dhaif Allah Al-Harbi , Sultan Habbab Alharbi , and Turki Abdulmuhsen A Alhamwan , Amal Rufayd Alshammari , Hussam Wasel Alhazmi 2022. Scientific Article Entitled: The Impact of In-Service Training and Education on The Efficiency of Health Personnel’s Performance in The Government Health Sector in The Kingdom Of Saudi Arabia . Migration Letters. 19, S8 (Nov. 2022), 1264–1275.