COVID-19 Retractions

Two recent retractions indicate why multiple studies and careful analysis are often necessary to draw definitive conclusions, even from the most respected journals.

  1. NEJM: Retraction: Cardiovascular Disease, Drug Therapy, and Mortality in Covid-19. N Engl J Med. DOI: 10.1056/NEJMoa2007621.  Link to original article: Cardiovascular Disease, Drug Therapy, and Mortality in Covid-19
  2. Lancet: Retraction—Hydroxychloroquine or chloroquine with or without a macrolide for treatment of COVID-19: a multinational registry analysis Original study: Hydroxychloroquine or chloroquine with or without a macrolide for treatment of COVID-19: a multinational registry analysis

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