本文对西方音乐史中音乐与诗的关系进行了回顾，并探讨了二者结合的必然性及其原因。
This is a review of the relationships between music and poetry in Western music history, exploring the inevitability and causes for the combination of the two.
方法对2001 ~ 2003年入住icu，发生医院感染患者的临床资料，采取前瞻性监测与回顾性调查相结合的方法进行整理分析。
METHODS All data of patients who suffered from hospital acquired infection in ICU from 2001 to 2003 were analyzed by prospective monitoring and retrospective studies.
方法：结合文献，回顾性分析真两性畸形1例的临床特点和诊治经过。
Methods: The clinical data of 1 true hermaphroditism ca se was analyzed retrospectively in combination with related literature.
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