Article Takedown/Update Request

This is an update request for the document Aortic biological valve prosthesis in patients younger than 65 years of age: transition to a flexible age limit? by Lars Niclauss, Ludwig Karl von Segesser and Enrico Ferrari

Your paper was deposited in MUCC (Crossref) and appears online at https://academic.oup.com/icvts/article-pdf/16/4/501/17745007/ivs514.pdf
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