1. Lung cancer; Incidence; Mortality; Time series an sly. �ΰ��������ʣ������ʣ�ʱ�����з�����
2. The only conventional option remaining was a major operation to remove her left lung which carries a risk of complications and a high mortality rate. ʣ�µ�Ψһ��ͳѡ����ǽ���һ�δ������г�������Σ��⽫Ҫ������������֢�ķ��պߵ������ʡ�
3. To effectively manage septicemia and thus lower the mortality rate of patients with sepsis, the issues of infectious diseases should be tackled seriously. ��ˣ�Ϊ�˸���Ч�ش�����Ѫ֢�����Ͳ��˵������ʣ���Ⱦ��ص��������˵����Ϊ��Ҫ�����⡣
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n.
1. the quality or state of being mortal
2. the ratio of deaths in an area to the population of that area; expressed per 1000 per year