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  1. Aug 2021
  2. twitter.com twitter.com
    Marc Lipsitch on Twitter
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    1. jasminehollingworth 09 Aug 2021

      Marc Lipsitch. (2021, August 5). @nataliexdean @CT_Bergstrom N serology at end of follow up could solve problem of bias from unobserved infections https://t.co/Dwwxh77zP2 [Tweet]. @mlipsitch. https://twitter.com/mlipsitch/status/1423107107558084608

      lang:en is:twitter COVID-19 test infectious undetected Pfizer bias infection trial vaccine vaccination epidemic
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    twitter.com/SciBeh/status/1417520720960131073
  3. Aug 2020
  4. www.nber.org www.nber.org
    Identification and Estimation of Undetected COVID-19 Cases Using Testing Data from Iceland
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    1. marta_radosevic 12 Aug 2020

      Aspelund, K. M., Droste, M. C., Stock, J. H., & Walker, C. D. (2020). Identification and Estimation of Undetected COVID-19 Cases Using Testing Data from Iceland (Working Paper No. 27528; Working Paper Series). National Bureau of Economic Research. https://doi.org/10.3386/w27528

      lang:en COVID-19 Iceland testing high risk spread comparison public undetected rate is:preprint
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    nber.org/papers/w27528