F. ABDALLAH MOHAMMED AHMED, N. MOHAMMED ELHASAN SATTI, and S. ELDIN HUSSAIN ELTAHIR, “A COMPARATIVE STUDY ON SOME MAJOR CONSTITUENTS OF KARKADE (HIBISCUS SABDARIFFA L. – ROSELLE PLANT): Life Science-Biology”, Int J Life Sci Pharm Res, vol. 9, no. 1, pp. L1-L12, Jan. 2019.