刚刚读到报道Coronavirus: 20-29 age group now leading B.C. in confirmed caseshttps://globalnews.ca/news/7260136/coronavirus-20-29-age-group-b-c/的加拿大BC省5,6,7三个月份确诊的COVID19案例不同年龄的统计数字,略作一些分析,结果如下:1)确诊案例主要年龄段集中在20-69岁,5,6,7三个月,占总确诊案例的75%左右 [ ...阅读全文 ]
从去年底起始于武汉的COVID-19瘟疫蔓延全球每一个国家除过南极洲(Since then, cases have been confirmed in nearly every country and on every continent except Antarctica),COVID-19 已经导致全球19万人死亡和270万人确诊被感染(COVID-19 has spread quickly around the world, causingmore than190,000 [ ...阅读全文 ]