High Performance Liquid Chromatographic Method for the Determination of Piroxicam, Naproxen, Diclofenac Sodium, and Mefenamic Acid in Bulk Drug and Pharmaceutical Preparations. JUBPAS [Internet]. 2018 Mar. 12 [cited 2025 Jun. 25];26(5):387-99. Available from: https://journalofbabylon.com/index.php/JUBPAS/article/view/1057