Ralph Wang

Summary

Affiliation: University of California
Country: USA

Publications

  1. doi Use of a β-hCG discriminatory zone with bedside pelvic ultrasonography
    Ralph Wang
    Department of Emergency Medicine, University of California, San Francisco, San Francisco, CA, USA
    Ann Emerg Med 58:12-20. 2011
  2. pmc Differential use of diagnostic ultrasound in u.s. Emergency departments by time of day
    JOHN C STEIN
    University of California, San Francisco
    West J Emerg Med 12:90-5. 2011
  3. doi Emergency physician ultrasonography for evaluating patients at risk for ectopic pregnancy: a meta-analysis
    JOHN C STEIN
    Department of Emergency Medicine, University of California, San Francisco, CA 94143, USA
    Ann Emerg Med 56:674-83. 2010

Collaborators

Detail Information

Publications3

  1. doi Use of a β-hCG discriminatory zone with bedside pelvic ultrasonography
    Ralph Wang
    Department of Emergency Medicine, University of California, San Francisco, San Francisco, CA, USA
    Ann Emerg Med 58:12-20. 2011
    ..We seek to assess the performance of the β human chorionic gonadotropin (β-hCG) "discriminatory zone" when using bedside pelvic ultrasonography in the evaluation of symptomatic pregnant emergency department (ED) patients...
  2. pmc Differential use of diagnostic ultrasound in u.s. Emergency departments by time of day
    JOHN C STEIN
    University of California, San Francisco
    West J Emerg Med 12:90-5. 2011
    ..Survey data over the last several decades suggests that emergency department (ED) access to diagnostic ultrasound performed by the radiology department is unreliable, particularly outside of regular business hours...
  3. doi Emergency physician ultrasonography for evaluating patients at risk for ectopic pregnancy: a meta-analysis
    JOHN C STEIN
    Department of Emergency Medicine, University of California, San Francisco, CA 94143, USA
    Ann Emerg Med 56:674-83. 2010
    ..We present a meta-analysis of the use of emergency physician ultrasonography in the evaluation of patients at risk of ectopic pregnancy...