©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.[1],,[2],[3]1,,[4],,80%;,,,,[5],,,,;,,,,,,,,,,,[4],,,,,,,1.1,,,,,,,,1.2,,,,,,,[6]1.3,,,,,,,,[6]1.4,,[7]2,,,,14200789©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.[8],,,[9],,,,,,,,,,,,,,,,,,,,,,,[10]3,,,,[3],,[11],,,,,,,,,,,[7],;,;,;;,,,,,,[12],44.1(EMR),;;;;,;,;,EMR,:EMR,;,,,;,,EMR,,5,EMR,[13],[14],,21(HIS)[15],,,,[16],,[17][3]4.2,,[3]4.3,,,,,:,,,,[12],,20078915©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.[18]1..,2006,7(6):92..2004,103..,2006,7(1):264..,2006,7(6):6-85,..,2001,2(1):176..,2007,8(5):7-97,,..,2007,8(2):37-388..,2006,7(6):35-369.,,2006,7(2):410..,2006,7(8):2511.,,2006,7(5):2312..,2007,8(4):28-2913..2004,1114.,,2006,7(1):2815..,2001,2(4):4516..,2006,7(7):1717..,2006,7(8):4-518,,..,2000,11362800,,,;;;,,,,,,,,1,1.1,,,,,,,,,,,,,,,1.2,,,,,,,,,,,,,,,,,,,,16200789