1. COVID‐19, clinical trials and QT‐prolonging prophylactic therapy in healthy subjects: first, do no harm;Gollob MH;J Am Coll Cardiol,2020
2. Risk of QT interval prolongation associated with use of hydroxychloroquine with or without concomitant azithromycin among hospitalized patients testing positive for coronavirus disease 2019 (COVID‐19);Mercuro NJ;JAMA Cardiol,2020
3. Assessment of QT intervals in a case series of patients with coronavirus disease 2019 (COVID‐19) infection treated with hydroxychloroquine alone or in combination with azithromycin in an intensive care unit;Bessière F;JAMA Cardiol,2020
4. Effect of Chloroquine, Hydroxychloroquine, and Azithromycin on the Corrected QT Interval in Patients With SARS-CoV-2 Infection
5. Association of treatment with hydroxychloroquine or azithromycin with in‐hospital mortality in patients with COVID‐19 in New York State;Rosenberg ES;JAMA,2020