Medtronic and Guidant (Boston Scientific)
But keep in mind that problems can happen in any manufactor...
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• 多谢! 我的医学知识在各位高人的指点下突飞猛进! 这就继续查阅新公司的产品去了! 再次感谢!!! -queryanswer- ♀ (0 bytes) () 08/22/2012 postreply 20:12:15