Noviza, Deni, Lili Fitriani, and Riana Zikra Fauzi. “Solid Dispersion of Usnic Acid Prepared by a Freeze Drying Technique Using Poloxamer 188 As the Polymer”. Jurnal Sains Farmasi & Klinis 5, no. 1 (April 30, 2018): 41–48. Accessed March 1, 2026. https://jsfk.ffarmasi.unand.ac.id/index.php/jsfk/article/view/199.