Citation: Pm. Shankar et al., ADVANTAGES OF SUBHARMONIC OVER 2ND-HARMONIC BACKSCATTER FOR CONTRAST-TO-TISSUE ECHO ENHANCEMENT, Ultrasound in medicine & biology, 24(3), 1998, pp. 395-399
Citation: Pd. Krishna et Vl. Newhouse, 2ND-HARMONIC CHARACTERISTICS OF THE ULTRASOUND CONTRAST AGENTS ALBUNEX AND FSO69, Ultrasound in medicine & biology, 23(3), 1997, pp. 453-459