@article {377061, title = {Contrast Agent Incorporation into Silicone Enables Real-Time Flow-Structure Analysis of Mammalian Vein-Inspired Soft Pumps}, journal = {Advanced Functional Materials}, year = {2015}, url = {http://onlinelibrary.wiley.com/doi/10.1002/adfm.201404461/full}, author = {Michael Loepfe and Christoph M. Schumacher and Cornelia H. Burri and Wendelin J. Stark} }