Muhyaddin Aziz ,, N. and Hassan Hamza, H. 2023. Effect of saliva of patients with leukemia on surface hardness and roughness of enamel and dental composite resin during chemotherapy regimen: An – Invitro study. Diyala Journal of Medicine. 25, 2 (Dec. 2023), 156–167. DOI:https://doi.org/10.26505/djm.v25i2.1059.