rubber dam / suitable post-operative transportation / gas flow / nitrous oxide delivery systems / fail-safe device / gas trough / dental nitrous oxide/oxygen delivery systems / milk products / gas safety / gas mixture / exhaled and excess gas / /
Oral administration / Transmucosal administration / University of Aarhus / United Nations / Rectal administration / American Society of Anaesthesiologists / Department of Health / /
Position
dentist / qualified anaesthesiologist / Pre-co-operative / General / head / anaesthesiologist / fear and anxiety The dentist / /