Hydroxychloroquine as Postexposure Prophylaxis to Prevent Severe Acute Respiratory Syndrome Coronavirus 2 Infection : A Randomized Trial.
Ann Intern Med. 2021 Mar;174(3):344-352. doi: 10.7326/M20-6519. Epub 2020 Dec 8.
Ann Intern Med. 2021.
PMID: 33284679
Free PMC article.
Clinical Trial.