Assertion: lead | /r/HasProperty | appropriate
Facets:
value: because of the higher kv
type: CAUSE
value: on proximity to the primary beam
type: LOCATION
value: in a theatre
type: LOCATION
Source sentences:
text: In a theatre using fluoroscopy (e.g. orthopaedics, cardiology or interventional) 0.35 or 0.5 mm lead may be appropriate because of the higher KV employed, and on proximity to the primary beam.