[Invention in Umeå: anesthetic mask without leaks. Interview by Viveka Holmertz].
D000397:Air Pollution / Q000517:prevention & control*; D000769:Anesthesia, Inhalation / Q000295:instrumentation*; D004869:Equipment Safety; D006801:Humans; D008397:Masks
Uppfinning i Umeå: narkosmasken som inte läcker.