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Fig 2. Box plot shows mean total operator exposure by procedure. The mean total operator exposure was significantly different among the 3 procedure types (P < .0001) and greatest for VP-CDS. rad indicates radiation.
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Fig 2. Box plot shows mean total operator exposure by procedure. The mean total operator exposure was significantly different among the 3 procedure types (P < .0001) and greatest for VP-CDS. rad indicates radiation.
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