NADER M. ELSAYED MAREI; MOHAMED THARWAT SALAMA; MOHAMMED ALI HABIBULLAH. KNOWLEDGE, ATTITUDE AND PRACTICE OF HAND HYGIENE AMONG DENTISTS AS A PREVENTION METHOD FROM COVID-19 IN AL QASSIM REGION, KINGDOM OF SAUDI ARABIA: A CROSS-SECTIONAL STUDY. International Journal of Medical Science And Diagnosis Research, [S. l.], v. 4, n. 9, 2020. DOI: 10.32553/ijmsdr.v4i9.672. Disponível em: https://www.ijmsdr.com/index.php/ijmsdr/article/view/672. Acesso em: 29 oct. 2025.