4.2. Analysis.
Comparison 4 Etretinate vs placebo or no treatment with PUVA as co‐intervention, Outcome 2 Proportion of participants with adverse effects in the short term.
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.