Arias, Sandra, P. Rogeli, E. Cardiel, H. Sanada, T. Mori, H. Noguchi, G. Nakagami, and L. Garay. 2014. “Assessment of Three Alternating Pressure Sequences Applied to a Dynamic Cushion to Relieve Pressure on Seating Areas”. Revista Mexicana De Ingenieria Biomedica 35 (3):253-62. http://rmib.com.mx/index.php/rmib/article/view/195.