Bubbles, bubbles, everywhere.
D000388:Air; D000771:Anesthesia, Intravenous / Q000295:instrumentation*; D002648:Child; D004780:Environment, Controlled; D006801:Humans; D007262:Infusions, Intravenous / Q000295:instrumentation; D007275:Injections, Intravenous / Q000295:instrumentation; D009873:Operating Rooms; D013696:Temperature