1. Public Health & Tropical Medicine College of Public Health, Medical and Veterinary Sciences James Cook University QLD Australia
2. Australian Institute of Tropical Health and Medicine James Cook University QLD Australia
3. Biostatistics and Spatial Statistics Laboratory Department of Statistics Federal University of Technology Akure Nigeria
4. Division of Mathematics American University of Nigeria Yola
5. Kuehne Nagel IT Services AS Tallinn Estonia
6. Department of Mathematics, Physics and Statistics Qatar University Doha Qatar