Poepping, Tamie L., Meghan L. Thorne, Emily Y. Wong, Richard N. Rankin, and David W. Holdsworth. 2007. “Recent Flow Analysis Studies in Vascular Models Using Doppler Ultrasound”. Canadian Acoustics 35 (2):25-34. https://jcaa.caa-aca.ca/index.php/jcaa/article/view/1875.