Jordan Hjelmquist Sheeran, P. S., Rojas, J. D., Puett, C., Hjelmquist, J., Arena, C. B., & Dayton, P. A. (2015). Contrast-enhanced ultrasound imaging and in vivo circulatory kinetics with low-boiling-point nanoscale phase-change perfluorocarbon agents. Ultrasound in Medicine and Biology, 41(3), 814–831. https://doi.org/10.1016/j.ultrasmedbio.2014.10.020 Sheeran, P. S., Rojas, J. D., Puett, C., Hjelmquist, J., Arena, C. B., & Dayton, P. A. (2014). In vivo quantification of image enhancement and circulation kinetics for phase change perfluorocarbon agents using custom pulse sequences. 2014 IEEE International Ultrasonics Symposium (IUS), 417–420. https://doi.org/10.1109/ultsym.2014.0103