“Effect of Hibiscus Sabdariffa Calyx Extract on Haematologic Indices in Sickle Cell Anaemia In-Vitro”. African Journal of Biomedical Research 25, no. 2 (می 31, 2022): 261–264. دسترسی آوریل 5, 2026. https://ojshostng.com/index.php/ajbr/article/view/2428.