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November 2018
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November 27, 2018 - Version: 1
Time arrow in published clinical studies/trials indexed in MEDLINE: a systematic analysis of Retrospective vs Prospective study design, from 1960 to 2017.
Michele M Ciulla
,
Patrizia Vivona
https://doi.org/10.7287/peerj.preprints.27385v1
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