FORMULASI SEDIAAN SERUM EKSTRAK ETANOL 96% DAUN TEKELAN (Chromolaena odorata (L) R.M. King &amp; H. Rob) DAN UJI ANTIOKSIDAN [FORMULATION OF 96% ETHANOL EXTRACT SERUM PREPARATION OF TEKELAN LEAVES (Chromolaena odorata (L) R.M. King &amp; H. Rob) AND ANTIOXIDANT TEST]
FaST : Jurnal Sains dan Teknologi