GISPEN, R A one-way valve for multiple injections from one syringe. [electronic resource] - Lancet (London, England) Jul 1952 - 171-2 p. digital Publication Type: Journal Article ISSN: 0140-6736 Standard No.: 10.1016/s0140-6736(52)91699-1 doi Subjects--Topical Terms: HumansInjectionsSyringes