Genomic analysis of high pathogenicity avian influenza viruses from Antarctica reveals multiple introductions from South America

M Maria Ogrzewalska R Ralph Eric Thijl Vanstreels E Elisa Cavalcante Pereira E Emandi Campinas L Leonardo Correa Junior J Jennifer Oliveira Melo L Larissa Macedo L Luciana Reis Appolinario I Ighor Arantes M Martha Lima Brandao B Bruno Rocha Pribul C Claudio Marcos Rocha F Fabricio Souza Campos U Ueric José Borges de Souza B Bruna Paredes Galarza A Alanis Silva Melgarejo L Luciana Trilles L Lucas Machado Moreira W Wim Degrave M Maithê Magalhães D Daniel Moreira R Roberto do Val Vilela F Fernando Couto Motta M Marilda M. Siqueira P Paola Cristina Resende