1 Department of Biological, Environmental and Occupational Health Sciences, School of Public Health, College of Health Sciences, University of Ghana, Accra, Legon, Ghana
2 Noguchi Memorial Institute for Medical Research, College of Health Sciences, University of Ghana, Accra, Legon, Ghana
3 School of Allied Health Sciences, College of Health Sciences, University of Ghana, Accra, Ghana
4 Asian Centre for International Parasite Control, Mahidol University, Bankok, Thailand