Study design
This study was conducted in three Ethiopian urban centers: Semera, Logiya and Jigjiga (Fig. 1). All three of these towns are experiencing rapid growth due to political stability and economic opportunities. Semera (11°7′94″N,…

This study was conducted in three Ethiopian urban centers: Semera, Logiya and Jigjiga (Fig. 1). All three of these towns are experiencing rapid growth due to political stability and economic opportunities. Semera (11°7′94″N,…