共 18 条
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2002, 492001 US NEWS, P58
[13]
2002, JAMA, V288, P1151
[14]
2000, JAMA, V284, P1159
[15]
1998, JAMA, V280, P836
[16]
2002, AM BEST HOSP 2002 PE
[17]
2001, JAMA, V286, P1095
[18]
2002, AM BEST HOSP 2002 NE