HUU GIAP, Tran et al.
 Phenolic Acids, Steroids, and Triterpenoids Isolated  from Platycodon grandiflorus (Jacq.) A. DC..
<strong>VNU Journal of Science: Medical and Pharmaceutical Sciences</strong>, [S.l.], v. 40, n. 1, mar. 2024.
ISSN 2588-1132.
Available at: &lt;<a href="https://js.vnu.edu.vn/MPS/article/view/4558" target="_new">https://js.vnu.edu.vn/MPS/article/view/4558</a>&gt;. Date accessed: 24 nov. 2024.
doi: <a href="https://doi.org/10.25073/2588-1132/vnumps.4558">https://doi.org/10.25073/2588-1132/vnumps.4558</a>.