A two-year monitoring period of the genetic properties of clade 2.3.2.1c H5N1 viruses in Nigeria reveals the emergence and co-circulation of distinct genotypes

This work was supported by the Food and Agriculture Organization of the United Nations (UN-FAO) with funding from the United States Agency for International Development (USAID) under the OSRO/GLO/501/USA project entitled “Emergency Assistance for prevention and control of H5N1 HPAI in West and Central Africa”.