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This photograph shows a clinician using a jet injector gun during an adult immunization program, 1958. A jet injector is a device that uses gaseous pressure to propel drugs or vaccines through
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Liquid jet and solid projectile injectors. a Jet injector (Biojector... | Download Scientific Diagram
Needle-free jet injectors for intradermal vaccination of pigs: the importance of precision | The Pig Site
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