N. A. Freeman

2-2 piezoelectric composites with high density and fine scale fabricated by interdigital pair bonding

F. Foster, K. Harasiewicz, Ruibin Liu, 1999 .

In vitro and in vivo comparison of three different intravascular ultrasound catheter designs

F. Foster, N. A. Freeman, E. Cohen, 2001, Catheterization and cardiovascular interventions : official journal of the Society for Cardiac Angiography & Interventions.

Design and analysis of a high-frequency needle-based ultrasound imaging system

N. A. Freeman, 2000 .