A simplified universal needle diaphragm.
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DIDCOTT
D061605:Administration, Intravenous; D000758:Anesthesia; D000771:Anesthesia, Intravenous / Q000600:supply & distribution*; D000776:Anesthesiology; D003964:Diaphragm; D004864:Equipment and Supplies; D007267:Injections / Q000600:supply & distribution*; D009339:Needles
ANESTHESIA, INTRAVENOUS/equipment and supplies; INJECTIONS/equipment and supplies