Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Dependence of the level of international normalized ratio (INR) on the dose of warfarin in a 65-year-old male patient after implantation of a mechanical prosthetic aortic valve on 25 February 2020. The colour version of this figure is available at: http://imr.sagepub.com.
