1. Department of Medicine, Komfo Anokye Teaching Hospital/School of Medical Sciences, Kwame Nkrumah University of Science & Technology, Kumasi, Ghana
2. Department of Environment, Arocha Ghana, Kumasi, Ghana
3. Department of Obstetrics and Gynaecology, Cape Coast Teaching Hospital/School of Medical Sciences, University of Cape Coast, Cape Coast, Ghana
4. Department of Surgery, Komfo Anokye Teaching Hospital/School of Medical Sciences, Kwame Nkrumah University of Science & Technology, Kumasi, Ghana
5. Department of Paediatrics, Komfo Anokye Teaching Hospital/School of Medical Sciences, Kwame Nkrumah University of Science and Technology, Kumasi, Ghana
6. Department of Respiratory Medicine, The James Cook University Hospital, Middlesbrough, UK