Preprints (earlier versions) of this paper are available at https://preprints.jmir.org/preprint/16069, first published .
Development and Performance of a Web-Based Tool to Adjust Urine Toxicology Testing Frequency: Retrospective Study

Development and Performance of a Web-Based Tool to Adjust Urine Toxicology Testing Frequency: Retrospective Study

Development and Performance of a Web-Based Tool to Adjust Urine Toxicology Testing Frequency: Retrospective Study

Kenneth B Chapman   1, 2 , MD ;   Martijn M Pas   2, 3 , BSc ;   Diana Abrar   2, 3 , BSc ;   Wesley Day   2 , BSc ;   Kris C Vissers   4 , MD, PhD ;   Noud van Helmond   2, 5 , MD

1 Department of Anesthesiology, New York University Langone Medical Center, New York, NY, United States

2 The Spine & Pain Institute of New York, New York, NY, United States

3 Radboud University Medical College, Nijmegen, Netherlands

4 Department of Anesthesiology, Pain and Palliative Medicine, Radboud University Medical Center, Nijmegen, Netherlands

5 Department of Anesthesiology, Cooper Medical School of Rowan University, Cooper University Health Care, Camden, NJ, United States

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