Items where Author is "Youssif, Youssif M."
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Elhagali, Gameel A. and Abozeed, Atef E. and Abd elnaser, Kobisi A. Abd and Youssif, Youssif M. (2019) INVESTIGATION OF BIOACTIVE CONSTITUENTS AND BIOLOGICAL ACTIVITIES OF DIFFERENT FRACTIONS FROM HERNIARIA HEMISTEMON J.GAY. Al-Azhar Bulletin of Science, 30 (1). pp. 67-80. ISSN 2636-3305