1. The effect of gas composition on the color Doppler ultrasound twinkling artifact in kidney stones Open Access Author: Brownstead, Laura Title: The effect of gas composition on the color Doppler ultrasound twinkling artifact in kidney stones Graduate Program: Acoustics Keywords: kidney stonestwinklingdoppler powerultrasoundclinical studyambient gasurinary tractkidney File: Download Brownstead_MS_20240315.pdf Committee Members: Julianna Simon, Thesis Advisor/Co-AdvisorAndrea P. Arguelles, Committee MemberAndrew Barnard, Program Head/ChairYun Jing, Committee Member