Supavadee Boontha, Benjaporn Buranrat, Prapapan Temkitthawon, Pratthana Chomchalao and Tasana Pitaksuteepong, 2022. Anticancer Activities of Phlogacanthus pulcherrimus Leaf Extracts on HeLa Cancer Cells: In vitro study. International Journal of Pharmacology, 18: 962-971.