Institution: | 1.Department of Agricultural Economics, Federal University of Agriculture, Makurdi, P. M. B 2373, Makurdi, Benue State, Nigeria ;2.Department of Agricultural Economics and Extension, Federal University Wukari, Taraba State, P. M. B 1020, Wukari, Taraba State, Nigeria ;3.Department of Global Health, School of Public Health and Community Medicine, Institute of Medicine, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden ;4.School of Public Health and Community Medicine, Institute of Medicine, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden ; |