bovine

5 篇文章
He's an expert on bovine valve replacement surgery.
Walden 21
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He's an expert on bovine valve replacement surgery. 他是牛瓣膜移植手术的专家

bovine replacement valve surgery he's expert an on
I've never done a bovine replacement before.
Walden 21
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I've never done a bovine replacement before. 我从未做过牛心二尖瓣移植术

bovine replacement i've done before never a
The bovine valve has only been an option the last few years.
Walden 21
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The bovine valve has only been an option the last few years. 牛心二尖瓣是近些年才用于临床治疗

bovine valve option an few only been has last the years
a bovine mitral valve instead of the pig.
Walden 21
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a bovine mitral valve instead of the pig. 牛心二尖瓣取代猪的做移植

bovine mitral valve pig instead of the a
There it is, a bovine xenograft.
Walden 21
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There it is, a bovine xenograft. 找到了 牛异体移植

xenograft bovine it is there a
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