Helena Chang, MD

TitleEmployee of Affiliated Org.
SchoolUCSF School of Medicine
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    1. Chang H, Tzou DT, Usawachintachit M, Duty BD, Hsi RS, Harper JD, Sorensen MD, Stoller ML, Sur RL, Chi T. Rationale and Design of the Registry for Stones of the Kidney and Ureter (ReSKU): A Prospective Observational Registry to Study the Natural History of Urolithiasis Patients. J Endourol. 2016 Dec; 30(12):1332-1338. PMID: 27758162.
      View in: PubMed
    2. Chi T, Usawachintachit M, Mongan J, Kohi MP, Taylor A, Jha P, Chang H, Stoller M, Goldstein R, Weinstein S. Feasibility of Antegrade Contrast-enhanced US Nephrostograms to Evaluate Ureteral Patency. Radiology. 2017 Apr; 283(1):273-279. PMID: 28234551.
      View in: PubMed
    3. Usawachintachit M, Masic S, Chang H, Allen IE, Chi T. Ultrasound Guidance to Assist Percutaneous Nephrolithotomy Reduces Radiation Exposure in Obese Patients. Urology. 2016 Dec; 98:32-38. PMID: 27112513.
      View in: PubMed
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