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1by Machemehl,T, Hsu,P, Pahad,H, Williams,P, Yilmaz,T H, Vassiliu,P, Boffard,K D, Degiannis,E, Doll,D
Published 2013Digital revistaSCIELO -
2by Brink,A. J., Bizos,D., Boffard,K. D., Feldman,C., Grolman,D. C., Pretorius,J., Richards,G. A., Steyn,E.
Published 2012Digital revistaSCIELO -
3by Brink,A J, Bizos,D, Boffard,K D, Feldman,C, Grolman,D C, Pretorius,J, Richards,G A, Senekal,M, Steyn,E, Welkovic,N
Published 2010Digital revistaSCIELO