Development and Validation of an HPLC/PDA Methodology for Assessing the Quality of Folium Perilla Frutescens under Diverse Soil Conditions and Growth Stages Based on the Bioactive Compound Rosmarinic Acid. Trop J Nat Prod Res [Internet]. 2024 Aug. 1 [cited 2026 Jan. 2];8(7):7891-7. Available from: https://www.tjnpr.org/index.php/home/article/view/4443