Avian Flu Recurrence Hits Several Counties  The H5N6 avian flu appeared in Taiwan this past month, with confirmed cases being discovered in Hualien, Yilan, Tainan, Chiayi, and most recently Hsinchu, resulting in the culling of nearly 200,000 birds on 28 poultry farms. The H5N6 strain of Influenza A, commonly known as bird flu, is highly…