Assertion: barium sulfate suspension | /r/CapableOf | be provided by radiologist
Facets:
value: in advance
type: TEMPORAL
Source sentences:
text: Barium sulfate suspensions are provided by a radiologist or radiographer in advance of, or during a CT scan or fluoroscopic study to allow for better visualization of the gastrointestinal tract, such as in upper or lower gastrointestinal series.