translate English to French: There is strong evidence from a variety of sources that forms of the bird flu virus circulating in Indonesia are more virulent than those elsewhere and that in a few cases they may have spread directly from one person to another.
Beaucoup d'éléments laissent à penser que la souche du virus H5N1 qui circule en Indonésie est particulièrement virulente et que dans certains cas le virus a pu se propager directement d'une personne à une autre.