1School of Engineering and Applied Sciences, University of Sussex, Brighton, BN1 9QT, UK
2Biochemistry Department, Royal Sussex County Hospital, Brighton, BN2 5BE, UK
3Department of Electrical Engineering, University of Dar es Salaam, Tanzania
4School of Molecular Sciences, University of Sussex, Brighton, BN1 9QT, UK
Copyright © 1983 Hindawi Publishing Corporation.
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