1. Faculty of Medicine and Defence Health, Universiti Pertahanan Nasional Malaysia (National Defence University of Malaysia), Kuala Lumpur, Malaysia
2. Kulliyyah of Allied Health Sciences, International Islamic University Malaysia, Kuantan, Malaysia
3. Swansea University School of Medicine, Grove Building, Swansea University, Swansea, UK
4. Eastern Medical College, Comilla, Burichang, Bangladesh
5. Sultan Haji Ahmad Shah Hospital, Temerloh, Pahang Darul Makmur, Malaysia