by Nazir, Muhammad Ashraf, Bakhurji, Eman, Gaffar, Balgis Osman, Al-Ansari, Asim, Al-Khalifa, Khalifa Sulaiman
Published in Journal of clinical and diagnostic research (2019)

by Farooq, Imran, Ali, Saqib, Al-Khalifa, Khalifa Sulaiman, Alhooshani, Khalid
Published in The Saudi dental journal (01.04.2018)

by Basyouni, Ahmed, Almasoud, Naif, Al-Khalifa, Khalifa, Al-Jandan, Badr, Al Sulaiman, Osama, Nazir, Muhammad
Published in Saudi journal of medicine & medical sciences (01.09.2018)

by Al-Jandan, Badr A., Ahmed, Mohamed Gafar, Al-Khalifa, Khalifa Sulaiman, Farooq, Imran
Published in Medical principles and practice (01.01.2016)

by Al-Khalifa, Khalifa Sulaiman
Year of Publication 01.01.2007

by Nasser Sulaiman Al Farsi, Atheer Khalifa, Aulia, Dr. Syed
Published in International Journal of Managerial Studies and Research (2022)