TY - BOOK ED - United States. TI - Pocket dopplers: management advisory report PY - 1991/// CY - [Washington, D.C.] PB - Department of Health and Human Services, Office of Inspector General KW - Medicare KW - Doppler ultrasonography KW - United States KW - Equipment and supplies KW - Costs KW - Diagnostic ultrasonic imaging N1 - "May 1991"; "OEI-03-91-00461."; CRDP Project record UR - http://purl.fdlp.gov/GPO/gpo74071 ER -