[Removal of nitrous oxide from delivery rooms].
D000395:Air Pollutants, Occupational / Q000302:isolation & purification; D003696:Delivery Rooms; D009609:Nitrous Oxide; D009873:Operating Rooms; D012212:Rheology
D000395:Air Pollutants, Occupational; D009609:Nitrous Oxide
Fjernelse af lattergas fra fødestuer.