Open Access Correspondence

To whom do the results of the multicenter, randomized, controlled INSECT trial (ISRCTN 24023541) apply? - assessment of external validity

Lars Fischer*, Hanns P Knaebel, Henriette Golcher, Thomas Bruckner, Markus K Diener, Jeannine Bachmann, Markus W Büchler and Christoph M Seiler

BMC Surgery 2012, 12:2 doi:10.1186/1471-2482-12-2

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