الفروي ب. and هاشم داود 2023. Evaluation of efficacy of non-surgical periodontal treatment with usage of amoxicillin plus metronidazole for treatment of periodontitis (stage II grade B) in non-diabetic and type 2 diabetic patients . Tishreen University Journal -Medical Sciences Series. 44, 6 (Mar. 2023), 203–218.