The links located on the bottom refer to the prosthesis to use safety of people with some kind amputation, providing an overview for the physiotherapists who wrk with such patient. Moreover the degree of satisfaction the patients who use prostheses.

http://www.sciencedirect.com/science?_ob=MImg&_imagekey=B9858-52T8JB0-B-N&_cdi=59092&_user=4777270&_pii=S1877132710001338&_origin=search&_zone=rslt_list_item&_coverDate=04%2F30%2F2011&_sk=999749997&wchp=dGLbVlb-zSkzV&md5=7adeee91b5d2c28771ec536f6072141d&ie=/sdarticle.pdf

http://www.sciencedirect.com/science?_ob=MImg&_imagekey=B6WB6-4CC1YX4-5-5&_cdi=6702&_user=4777270&_pii=S0003999303008967&_origin=search&_zone=rslt_list_item&_coverDate=05%2F31%2F2004&_sk=999149994&wchp=dGLbVlb-zSkzV&md5=3510c970883f3a4efc03194f0c8b8ad5&ie=/sdarticle.pdf