Commentary: Can 'many weak' instruments ever be 'strong'? (Q44184217)
scientific article published on 9 February 2011
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(P577) Wednesday, February 9, 2011
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(P1476) "Commentary: Can 'many weak' instruments ever be 'strong'?" (language: en)
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(P2093) Nuala A Sheehan
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Vanessa Didelez
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other details
description scientific article published on 9 February 2011

External Links
(P356) 10.1093/IJE/DYR017
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(P5875) 49826278