Fig 1. Schematic presentation of the samplicing procedure.
Tigray Region is the northernmost of the nine regions of Ethiopia. There are seven administrative zones: comprising a total of 47 Woredas (districts) and 673 Kebelles (neighborhoods).
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.