1. Doctoral Program in Medical Science, Faculty of Medicine, Universitas Brawijaya, Malang, Indonesia.
2. Master Program in Biomedical Science, Faculty of Medicine, Universitas Brawijaya. Malang Indonesia.
3. Department of Clinical Microbiology, Faculty of Medicine, Universitas Brawijaya. Malang Indonesia.
4. Department of Biochemistry and Molecular Biology, Faculty of Medicine, Universitas Brawijaya Malang. Indonesia.