国家卫健委：下一步的溯源工作应该重点在美国开展

Core Viewpoint - The white paper released by the State Council Information Office emphasizes the need for a comprehensive investigation into the origins of COVID-19, particularly focusing on the United States, as research indicates the virus originated outside of China [1] Group 1: Origin Investigation - The next phase of virus tracing should primarily target the United States, as numerous studies suggest that the COVID-19 outbreak in the U.S. occurred earlier than officially reported [1] - There are multiple indications that the onset of the COVID-19 pandemic in the U.S. predates the timeline provided by U.S. authorities, as well as the outbreak in China [1] Group 2: International Cooperation - The U.S. is urged to respond to international concerns and share early suspected case data with the World Health Organization to provide a responsible account to the global community [1]