| Authors' roles & responsibilities | |
|---|---|
| K-PS | Substantial contributions to the design of the work; analysis of data for the work; drafting the work; final approval of the version to be published |
| NX | Substantial contributions to the design of the work; analysis of data for the work; drafting the work |
| S-TH | Analysis of data for the work; final approval of the version to be published |
| HC | Acquisition of data for the work; final approval of the version to be published |
| QC | Substantial contributions to the design of the work; acquisition and analysis of data for the work; drafting the work; final approval of the version to be published |
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.