Influence of gain adjustment on 3-dimensional power doppler indices and on spatiotemporal image correlation volumetric pulsatility indices using a flow phantom - Miyague, Andre Hadyme; Raine-Fenning, Nicholas J.; Pavan, Theo Zeferino; Polanski, Lukasz T.; Baumgartem, Miriam N.; Nastri, Carolina O.; Martins, Wellington Paula (Journal of Ultrasound in Medicine, 2013)