1. Department of Obstetrics and Gynecology, Faculty of Medicine and Hasanuddin University Hospital Hasanuddin University Tamalanrea Makassar South Sulawesi Indonesia
2. Post Graduate School, Faculty of Medicine Hasanuddin University Makassar Indonesia
3. Hepatitis Research Laboratory Eijkman Institute for Molecular Biology North Jakarta DKI Jakarta Indonesia
4. Department of Microbiology, Faculty of Medicine and Hasanuddin University Hospital Hasanuddin University Makassar South Sulawesi Indonesia
5. Department of Internal Medicine, Faculty of Medicine Hasanuddin University Makassar South Sulawesi Indonesia
6. Faculty of Medicine and Health University of Sydney New South Wales Australia