Two bus drivers wearing face masks pose for photographers during a news conference at the Bangkok Metropolitan May 1, 2009. Southeast Asian health ministers will seek to coordinate their fight against influenza A (H1N1) virus, formerly referred to as swine flu, at an emergency meeting in Thailand next week, officials said on Thursday. The meeting of ministers from the 10-member Association of South East Asian Nations (ASEAN), scheduled for May 7-8, was called after the U.N. health agency warned a pandemic was imminent. REUTERS/Chaiwat Subprasom (THAILAND HEALTH POLITICS)