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我们对我院１９８９年３月～１９９９年５月的所有住院新生儿疾病进行回顾性分析，了解新生儿疾病所占同期住院病员的百分比及新生儿疾病的发病情况及死亡率，为新生儿疾病的预防和治疗提供可靠的依据。１一般资料 共调查３５００份病历，其中１９９４年以前２２００份，１９９
We retrospectively analyzed all inpatient neonatal diseases from March 1989 to May 1999 in our hospital to find out the percentage of newborns inpatients and the incidence of neonatal diseases and mortality in newborns. Provide a reliable basis for the prevention and treatment. 1 General Information A total of 3,500 medical records were investigated, of which 2200 were before 1994, 199