Department of Behavioral Sciences;
College of Health Sciences;
Moi University School of Medicine;
Eldoret;
Kenya;
Department of Medicine;
College of Health Sciences;
Moi University School of Medicine;
Eldoret;
Kenya;
USAID-AMPATH Partnership;
Biostatistics;
Eldoret;
Kenya;
USAID-AMPATH;
Moi University Clinical Research Centre;
Eldoret;
Kenya;