Artigo de Pesquisa
Paul J. Schenarts, Michael P. Meara and Brett H. Waibel
Artigo de Pesquisa
Mohamed AF Hegazy, Waleed Elnahas, Khaled M Abdel Wahab and Adel T Denewar
Editorial
Michael S. Firstenberg, Jason Galloway, Erik Abel, David Mast and Ravi S. Tripathi