目的研究儿童意外损伤对心脏的危害。

Objective To study the harm of childhood accident to heart.

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目的了解儿童意外损伤发生的原因及危险因素，以进一步采取有效的防范措施。

Objective to investigate the causes and risk factors of childhood accidental injuries and go further into preventive measures.

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目的以1993-1999年武汉市儿童医院意外损伤住院病例为研究对象，对不同年龄、性别住院儿童的损伤类型和损伤原因进行分析比较。

Objective: To analyze the injury types and reasons of clinical cases from a Children Hospital between 1993-1999 by age and gender.

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