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Machiels, Julian D., Chantal P. Bleeker-Rovers, Rob ter Heine, Janette Rahamat-Langendoen, Quirijn de Mast, Jaap ten Oever, Teun Bousema, Reinout van Crevel, a Heiman FL Wertheim. "Reply to Gautret Et Al: Hydroxychloroquine Sulfate and Azithromycin for COVID-19: What Is the Evidence and What Are the Risks?" Int J Antimicrob Agents 2020.

Machiels, Julian D., et al. "Reply to Gautret Et Al: Hydroxychloroquine Sulfate and Azithromycin for COVID-19: What Is the Evidence and What Are the Risks?" Int J Antimicrob Agents 2020.