SARS-COV-2 病毒突变................................................ ...................................................... …………………………………… ...... 6 冠状病毒大流行发展的规划情景 ...................................................... ……………………………………7对企业减少冠状病毒负面影响的建议 ...................................... 8 G20 必须做什么 ................................ …………………………………… ................................................................ . 9 冠状病毒死亡率 ................................................. ……………………………… ................................................... 10 世界范围内的冠状病毒：在受影响国家采取严格措施................................................ ........................................ 11疫情不利地区公民撤离及隔离的经验 12 严格隔离措施................................................ ……………………………… …………………………………… ...................................... 15 保护医生的国际经验...................................... ................................................................ ...................................................... 16儿童感染冠状病毒的发病率 ...................................................................... .................................................. ... 19 私人诊所参与抗击 COVID-19 大流行................................. ...................................