Biomedical Engineering Systems and Technologies 5th International Joint Conference, BIOSTEC 2012, Vilamoura, Portugal, February 1-4, 2012, Revised Selected Papers - Gabriel, Joaquim; Schier, Jan; Huffel, Sabine Van; Conchon, Emmanuel; Correia, Carlos; Fred, Ana; Gamboa, Hugo (Springer Berlin Heidelberg : Imprint: Springer, 2013)