Duplex Data Worksheet and Review Form. A. The Duplex Data Worksheet is submitted to the UWURC by the sonographer plus copies of the images to document the duplex Doppler data. B. UWURC Review Form with keyed data and reader/reviewer entries. Black printed entries are keyed from the worksheet submitted from the field center. Hand written entries by the reader were transcribed or measured from the image provided by the field centers. Typed entries in red by the reviewer mark additional changes based on the images.