Fouda, A.M.; Daba, M.Y.; Dahab, G.M. (2007). "Inhibitory effects of aqueous extracts of Hibiscus sabdariffa on contractility of the rat bladder and uterus". Can J Physiol Pharmacol. 85 (10): 1020–31. doi:10.1139/y07-093. PMID18066103.
Haji Faraji, M.; Haji Tarkhani, A.H (1999). "The effect of sour tea (Hibiscus sabdariffa) on essential hypertension". Journal of Ethnopharmacology. 65 (3): 231–236. doi:10.1016/S0378-8741(98)00157-3. PMID10404421.
de Boer, H.J.; Cotingting, C. (2014). "Medicinal plants for women's healthcare in Southeast Asia: a meta-analysis of their traditional use, chemical constituents, and pharmacology". J Ethnopharmacol. 151 (2): 747–767. doi:10.1016/j.jep.2013.11.030. PMID24269772.
Ali, B.H.; Al Wabel, N.; Blunden, G. (2005). "Phytochemical, pharmacological and toxicological aspects of Hibiscus sabdariffa L.: a review". Phytother Res. 19 (5): 369–375. doi:10.1002/ptr.1628. PMID16106391. S2CID26797889.
Mahmoud, B.M.; Ali, H.M.; Homeida, M.M.; Bennett, J.L. (1994). "Significant reduction in chloroquine bioavailability following coadministration with the Sudanese beverages Aradaib, Karkadi and Lemon". Journal of Antimicrobial Chemotherapy. 33 (5): 1005–9. doi:10.1093/jac/33.5.1005. PMID8089046.
Kolawole, J.A.; Maduenyi, A. (2004). "Effect of Zobo drink (Hibiscus sabdariffa water extract) on the pharmacokinetics of acetaminophen in human volunteers". Eur J Drug Metab Pharmacokinet. 29 (1): 25–29. doi:10.1007/BF03190570. PMID15151167. S2CID10501505.
Fouda, A.M.; Daba, M.Y.; Dahab, G.M. (2007). "Inhibitory effects of aqueous extracts of Hibiscus sabdariffa on contractility of the rat bladder and uterus". Can J Physiol Pharmacol. 85 (10): 1020–31. doi:10.1139/y07-093. PMID18066103.
Haji Faraji, M.; Haji Tarkhani, A.H (1999). "The effect of sour tea (Hibiscus sabdariffa) on essential hypertension". Journal of Ethnopharmacology. 65 (3): 231–236. doi:10.1016/S0378-8741(98)00157-3. PMID10404421.
de Boer, H.J.; Cotingting, C. (2014). "Medicinal plants for women's healthcare in Southeast Asia: a meta-analysis of their traditional use, chemical constituents, and pharmacology". J Ethnopharmacol. 151 (2): 747–767. doi:10.1016/j.jep.2013.11.030. PMID24269772.
Ali, B.H.; Al Wabel, N.; Blunden, G. (2005). "Phytochemical, pharmacological and toxicological aspects of Hibiscus sabdariffa L.: a review". Phytother Res. 19 (5): 369–375. doi:10.1002/ptr.1628. PMID16106391. S2CID26797889.
Mahmoud, B.M.; Ali, H.M.; Homeida, M.M.; Bennett, J.L. (1994). "Significant reduction in chloroquine bioavailability following coadministration with the Sudanese beverages Aradaib, Karkadi and Lemon". Journal of Antimicrobial Chemotherapy. 33 (5): 1005–9. doi:10.1093/jac/33.5.1005. PMID8089046.
Kolawole, J.A.; Maduenyi, A. (2004). "Effect of Zobo drink (Hibiscus sabdariffa water extract) on the pharmacokinetics of acetaminophen in human volunteers". Eur J Drug Metab Pharmacokinet. 29 (1): 25–29. doi:10.1007/BF03190570. PMID15151167. S2CID10501505.
Kolawole, J.A.; Maduenyi, A. (2004). "Effect of Zobo drink (Hibiscus sabdariffa water extract) on the pharmacokinetics of acetaminophen in human volunteers". Eur J Drug Metab Pharmacokinet. 29 (1): 25–29. doi:10.1007/BF03190570. PMID15151167. S2CID10501505.
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"Missionary Ships". Shipping Wonders of the World (Part 51). 26 January 1937. Retrieved 24 March 2019.