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5. A piston-type nonrebreathing valve. NEWTON GW; NOWILL WK; STEPHEN CR Anesthesiology; 1955 Nov; 16(6):1037-8. PubMed ID: 13353813 [No Abstract] [Full Text] [Related]
6. AN AUTOMATIC NONREBREATHING VALVE OF NEW DESIGN. TASHIRO M; WAKAI I Anesthesiology; 1965; 26():232-3. PubMed ID: 14261065 [No Abstract] [Full Text] [Related]
18. A new valve for controlled respiration anaesthesia. RYAN AR Br J Anaesth; 1955 Feb; 27(2):102-4. PubMed ID: 13230369 [No Abstract] [Full Text] [Related]