University of Nigeria
Chemistry
Stony Brook University
Biochemistry
University of north texas
North Dakota state school of science
chemistry
University of California, Berkeley
University of Karachi, Pakistan
Olabisi onabanjo university
Clemson University
University of Alberta
Technical University of Kenya
Industrial and Applied Chemistry
university of iowa
University of Delaware
DePauw University
State College of Florida
Utah State University
Human Biology/Chemistry