the most frequent salmonella serotypes in human salmonellosis on the basis of data collected [F1by the appropriate authority's] monitoring systems;
the route of infection (that is, the presence of the serotype in relevant animal populations and feed);
whether any serotype shows a rapid and recent ability to spread and to cause disease in humans and animals;
whether any serotypes show increased virulence, for instance as regards invasiveness, or resistance to relevant therapies for human infections.
Textual Amendments
F1Words in Annex 3 point 1 substituted (31.12.2020) by The Zoonotic Disease Eradication and Control (Amendment) (EU Exit) Regulations 2019 (S.I. 2019/740), regs. 1, 3(28)(b); 2020 c. 1, Sch. 5 para. 1(1)