Submitted on: 10 January 2000.
Revised on: 24 April 2000.
Accepted on: 04 June 2000.
___________________Internal and Emergency Medicine
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http://reply.papertrans.cn/2/129/12808/12808-33.png
Submitted on: 11 August 2018.
Revised on: 02 November 2018.
Accepted on: 21 November 2018.
___________________Internal and Emergency Medicine
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