结论应用这些指标对呼吸衰竭的新生儿进行临床评估，对认识病因、判断病情、指导治疗和估计预后有重要意义。
Conclusion the clinical evaluation using these indexes for newborn infants with respiratory failure is beneficial in recognizing pathogenesis, guiding therapy and evaluating prognosis.
认知障碍是一个具有重要医学和社会意义的问题，血管危险因素是其重要的病因。
Cognitive impairment is an important medical and social issue with vascular risk factors as its cause.
除此之外，还对多原发恶性肿瘤的发生率及上升的原因和发病因素以及研究多原发恶性肿瘤的意义进行了探讨。
Besides, the incidence rate, the factor of disease, the raising reason of disease and the meaning of multiple primary tumor are also discussed in this article.
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