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Literature DB >> 23189110

Less efficient, rather than more so.

Abstract

Source DB: PubMed Journal: Dtsch Arztebl Int ISSN： 1866-0452 Impact factor: 5.594

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2 in total

Authors: Esther Ziemann; Jörg-Wilhelm Oestmann
Journal: Dtsch Arztebl Int Date: 2012-05-04 Impact factor: 5.594

Authors: P O Seglen
Journal: BMJ Date: 1997-02-15

2 in total