Pornpun Siramon และ Thitima Wongsheree. (2022) Chemical composition, antioxidant and antibacterial activities ofultrasound-assisted extract of Annona squamosa L. leaves. <i>Songklanakarin Journal of Science an Technology (SJST)</i>, <i>44</i>(1), 40-44.Pornpun Siramon และ Thitima Wongsheree. "Chemical composition, antioxidant and antibacterial activities ofultrasound-assisted extract of Annona squamosa L. leaves". Songklanakarin Journal of Science an Technology (SJST) 44 (2022):40-44.Pornpun Siramon และ Thitima Wongsheree. Chemical composition, antioxidant and antibacterial activities ofultrasound-assisted extract of Annona squamosa L. leaves. Research and Development Office, Prince of Songkla University:ม.ป.ท. 2022.