Fig. 1. Incidence and severity of Covid-19 in MPN patients.
Stratification according to WHO diagnosis in MF, PV, and ET.
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.