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.
Probabilistic decision tree modeling approach used in a study simulating the effect of influenza and influenza vaccination on the risk of acquiring Guillain-Barré syndrome (GBS). It is assumed that each person has the choice of being vaccinated against influenza.
