11/10/2023 (Agence Europe) – Preventive vaccination is the optimal vaccination strategy to minimise the number of outbreaks of avian influenza, according to the European Food Safety Authority (EFSA) on Tuesday 10 October. It has published the first part of its new scientific opinion on avian influenza, which consists of an assessment of the vaccines available. “Although a large number of vaccines based on different technologies are produced, few of them are marketed”, notes EFSA. It...