Vaccines for chickens, pigs and people

 Vaccines are creating news all over the world. Covid 19, Avian Influenza and African Swine Fever are all on the agendas of the world’s pharmaceutical companies. Ma Xiangjie, A senior executive from a major Chinese group said the use of illegal vaccines for African swine fever (ASF) reduced the output of pigs and eventually killed them. using  unapproved vaccines has been widespread as farmers tried to save their animals.