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.
Comfort of the ocular coils as a complete case analysis up to 48 hours (a) 7 days (b) and 28 days (c). Data from all subjects up to 28 days (d). Data is shown as mean ± SD, * P < 0.05, ** P < 0.01 tested using multiple t-tests with Bonferroni correction for multiple comparisons.
