Plantar pressure distribution in a sitting position under different tensile loads of the upper limbs  
Yang Jian-xin, Ma Chao, Zhao Zi-qiang, Tan Cheng, Zhang Chun-lin
Chinese Journal of Tissue Engineering Research . 2011, (2): 329 -332 .  DOI: 10.3969/j.issn.1673-8225.2011.02.034