Assertion: nitrous oxide | /r/ObjectUse | used in combination
Facets:
value: during maternal labor
type: TEMPORAL
value: with anaesthetics
type: OTHER
value: with oxygen
type: OTHER
value: during surgery
type: TEMPORAL
Source sentences:
text: • Nitrous oxide is used in combination with
text: Nitrous oxide is a widely used analgesic agent, used also in combination with anaesthetics during surgery.
text: Today, it's used in dentistry and during maternal labor, mostly in combination with oxygen.