Uecker, M., Zhang, S., Voit, D., Karaus, A., Merboldt, K. D., & Frahm, J. (2010). Real-time MRI at a resolution of 20 ms. NMR in Biomedicine, 23(8), 986-994. Retrieved from http://onlinelibrary.wiley.com/doi/10.1002/nbm.1585/pdf.