The sequence of PYLL is different from death causes, with malignant neoplasm, accident and poisoning upgraded to the top two, circulatory system disease downgraded to the third.
PYLL顺位与死因顺位不同，恶性肿瘤、损伤和中毒提升至前两位，循环系统疾病退至第三位。
So it is very essential to develop the research about medical service expense of circulatory system disease.
因此开展有关循环系统疾病医疗费用方面的研究是非常必要的。
So it is very essential to develop the research about medical service expense of circulatory system disease.
因此开展有关循环系统疾病医疗费用方面的研究是非常必要的。
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