. 2020 Mar 18:NEJMoa2001282. doi: 10.1056/NEJMoa2001282
Copyright © 2020 Massachusetts Medical Society. All rights reserved.
This article is made available via the PMC Open Access Subset for unrestricted re-use, except commercial resale, and analyses in any form or by any means with acknowledgment of the original source. PMC is granted a license to make this article available via PMC and Europe PMC, subject to existing copyright protections.
Figure 1. Randomization and Treatment Assignment.
