Métras, RaphaëlleAbdu, P.Okike, IheanachoStevens, K.Costard, SolenneGrace, DeliaPfeiffer, Dirk U.Randolph, Thomas F.2010-05-282010-05-28https://hdl.handle.net/10568/1737Risk factors for the occurrence of highly pathogenic avian influenza H5N1 in Nigeria: Results of a case-control study conducted in April and May 2009 in Kano and Lagos States