Aung, H. M.; Kanpipit, N.; Thapphasaraphong, S. Effects of Thanaka (<i>Hesperethusa crenulata< i>) Stem Bark Extract on Collagen Activation and Anti-Melanogenesis for Cosmetic Applications: Http: www.doi.org 10.26538 Tjnpr V8i1.21. TJNPR 2024, 8, 5852-5860.