A randomised controlled trial investigating the effect of n-3 long-chain polyunsaturated fatty acid supplementation on cognitive and retinal function in cognitively healthy older people: the Older People And n-3 Long-chain polyunsaturated fatty acids (OPAL) study protocol [ISRCTN72331636]

Peer Review reports

Original Submission
8 Jun 2006	Submitted	Original manuscript
Resubmission - Version 2
	Submitted	Manuscript version 2
28 Jun 2006	Reviewed	Reviewer Report - Philip Calder
30 Jun 2006	Reviewed	Reviewer Report - Danielle Laurin
Resubmission - Version 3
	Submitted	Manuscript version 3
Resubmission - Version 4
	Submitted	Manuscript version 4
13 Jul 2006	Author responded	Author comments - Alan Dangour
Resubmission - Version 5
13 Jul 2006	Submitted	Manuscript version 5
22 Aug 2006	Reviewed	Reviewer Report - Danielle Laurin
23 Aug 2006	Reviewed	Reviewer Report - Philip Calder
30 Aug 2006	Author responded	Author comments - Alan Dangour
Resubmission - Version 6
30 Aug 2006	Submitted	Manuscript version 6
Publishing
31 Aug 2006	Editorially accepted
31 Aug 2006	Article published	10.1186/1475-2891-5-20

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