TUAN, Pham Quoc et al.
 Development of an HPLC Method  for Simultaneous Quantification of Rosmarinic Acid, Sinensetin in Herba Orthosiphonis spiralis.
<strong>VNU Journal of Science: Medical and Pharmaceutical Sciences</strong>, [S.l.], v. 39, n. 2, june 2023.
ISSN 2588-1132.
Available at: &lt;<a href="https://js.vnu.edu.vn/MPS/article/view/4505" target="_new">https://js.vnu.edu.vn/MPS/article/view/4505</a>&gt;. Date accessed: 22 nov. 2024.
doi: <a href="https://doi.org/10.25073/2588-1132/vnumps.4505">https://doi.org/10.25073/2588-1132/vnumps.4505</a>.