Daoyot Daorueang. (2020) Antioxidant Activity and Effect of Sa-khan (Piper, Piperaceae) on the Normal Human Proximal Tubular Epithelial Cell Line. <i>Naresuan University Journal: Science and Technology</i>, <i>28</i>(4), 29-35.Daoyot Daorueang. "Antioxidant Activity and Effect of Sa-khan (Piper, Piperaceae) on the Normal Human Proximal Tubular Epithelial Cell Line". Naresuan University Journal: Science and Technology 28 (2020):29-35.Daoyot Daorueang. Antioxidant Activity and Effect of Sa-khan (Piper, Piperaceae) on the Normal Human Proximal Tubular Epithelial Cell Line. Naresuan University Graduate School:ม.ป.ท. 2020.