Comparison of two modes of vitamin B12supplementation on neuroconduction and cognitive function among older people living in Santiago, Chile: a cluster randomized controlled trial. a study protocol [ISRCTN 02694183]

Peer Review reports

Original Submission
31 Mar 2011	Submitted	Original manuscript
16 May 2011	Reviewed	Reviewer Report - Robert Clarke
17 May 2011	Reviewed	Reviewer Report - Mary Ann Johnson
23 May 2011	Reviewed	Reviewer Report - Alan Dangour
Resubmission - Version 2
	Submitted	Manuscript version 2
5 Aug 2011	Reviewed	Reviewer Report - Alan Dangour
6 Aug 2011	Reviewed	Reviewer Report - Mary Ann Johnson
12 Sep 2011	Author responded	Author comments - Hugo Sanchez
Resubmission - Version 3
12 Sep 2011	Submitted	Manuscript version 3
26 Sep 2011	Author responded	Author comments - Hugo Sanchez
Resubmission - Version 4
26 Sep 2011	Submitted	Manuscript version 4
Publishing
27 Sep 2011	Editorially accepted
27 Sep 2011	Article published	10.1186/1475-2891-10-100

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