Optimization and Validation of RP-HPLC-UV/VIS Method for Determination Some Antioxidants in Dry Calyces of Iraqi Hibiscus Sabdraffia Linn. Baghdad Science Journal, Iraq, Baghdad, v. 12, n. 1, p. 119–126, 2018. DOI: 10.21123/bsj.2015.12.1.119-126. Disponível em: https://bsj.uobaghdad.edu.iq/index.php/BSJ/article/view/2942.. Acesso em: 1 may. 2024.