1. Sonography
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3. United States Department of Labor Occupational Safety and Health Administration: SDMS—alliance agreement—October 26, 2004. https://www.osha.gov/alliances/national/sdms_agreement_20041026. Accessed May 10, 2022.
4. United States Department of Labor Occupational Safety and Health Administration. Hospitals e tool. https://www.osha.gov/etools/hospitals/clinical-services/sonography? Accessed May 10, 2022.