CHEMICAL COMPOSITION ANALYSIS AND QUANTIFICATION OF PERILLALDEHYDE IN PERILLA FRUTESCENS LEAF ESSENTIAL OIL COLLECTED IN VIETNAM. JMM-NIMM [Internet]. 2026 Nov. 2 [cited 2026 Nov. 3];31(5):(419 - 27). Available from: https://tapchiduoclieu.vn/index.php/jomm/article/view/479