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.
Carrier frequency of C4B*Q0 in currently smoking (a) and never smoking Icelandic patients (b) compared to controls; new acute myocardial infarction (AMI): patients entering the study with their first lifetime acute myocardial infarction; remote AMI: survivors of a myocardial infarction that occurred 7 years (4·3–11·0) previously. Only ≥ 50-year-old subjects were included in the analysis.
