عيسى ع, هلا بركات. Simultaneous determination of Metformin and Sitagliptin in their tablet formulations using Derivative Spectrophotometric methods. Tuj-hlth [Internet]. 2023Dec.4 [cited 2024May10];45(5):543-67. Available from: https://journal.tishreen.edu.sy/index.php/hlthscnc/article/view/15996