ANALYSIS OF PALM OIL FARMING AND PALM SUGAR ADDED VALUE AS AS HERBAL MEDICINE (CASE: KARO REGENCY, NORTH SUMATRA PROVINCE). Journal of Pharmaceutical Negative Results [Internet]. 2022 Dec. 24 [cited 2026 Jul. 1];:4159-68. Available from: https://www.pnrjournal.com/index.php/home/article/view/5297