Thanh, D., Thanh, N., & Thang, N. (2016). Toxicological and melanin synthesis effects of Polygonum multiflorum root extracts on zebrafish embryos and human melanocytes. Biomedical Research and Therapy, 3(09), 808-818. Retrieved from http://home.biomedpress.org/index.php/BMRAT/article/view/4