1. Doctoral Program of Medical Science, Faculty of Medicine , Universitas Airlangga , Surabaya , Indonesia
2. Department of Nursing, Faculty of Health Science , Universitas Kusuma Husada , Surakarta , Indonesia
3. Department of Microbiology, Faculty of Medicine , Universitas Airlangga , Surabaya , Indonesia
4. Department of Reconstructive and Aesthetic Plastic Surgery, Faculty of Medicine , Universitas Airlangga , Surabaya , Indonesia