Automatic Syringe for Farm Animals Vaccination Vitaly Grinchenko, Gennady Nikitenko, Evgeny Konoplev, Pavel Konoplev, Alexander Yanovskiy and Igor Devederkin BIO Web Conf., 37 (2021) 00060 Published online: 27 October 2021 DOI: 10.1051/bioconf/20213700060