Issa, Faiza H., Molhem Al-Habori, and Michael L. Chance. “Effect of Khat (Catha Edulis) Use on the Bioavailability, Plasma Levels and Antimalarial Activity of Chloroquine”. Sultan Qaboos University Medical Journal 16, no. 2 (May 1, 2016): 182–188. Accessed July 14, 2025. https://journals.squ.edu.om/index.php/squmj/article/view/2134.