Fig. 1.
Example of indirect relative effects in a hypothetical triangle comparing three interventions (A: olive oil; B: butter; C: palm oil).
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.