Affiliation: | 1. Department of Philosophy, Howard University, Washington, DC, 20059, USA 2. Department of Chemical Engineering, Howard University, Washington, DC, 20059, USA 3. Department of Sociology and Anthropology, Howard University, Washington, DC, 20059, USA 4. Departments of Chemistry and Pharmaceutical Sciences, Howard University, Washington, DC, 20059, USA 5. Department of Computer Sciences, University of Khartoum, Khartoum, Sudan 6. Department of Biology, Howard University, Washington, DC, 20059, USA
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