2010 journal article
The Development and Validation of a LIPUS System With Preliminary Observations of Ultrasonic Effects on Human Adult Stem Cells
IEEE TRANSACTIONS ON ULTRASONICS FERROELECTRICS AND FREQUENCY CONTROL, 57(9), 1977–1984.
By: S. Marvel, S. Okrasinski, S. Bernacki, E. Loboa & P. Dayton