MUHARNI, M.; FERLINAHAYATI, F.; YOHANDINI, H.; RIYANTI, F.; PAKPAHAN, N. A. P. The THE ANTICHOLESTEROL ACTIVITY OF BETULINIC ACID AND STIGMASTEROL ISOLATED FROM THE LEAVES OF SUNGKAI (PARONEMA CANESCENS JACK). Int J App Pharm 2021, 13, 198-203.