1. Dermatology and Venereology Department, Faculty of Medicine, Universitas Airlangga, Dr Soetomo Teaching Hospital, Prof Dr. Moestopo No.47, 60131 Surabaya, East Java, Indonesia.
2. Clinical Pathology Department, Faculty of Medicine, Universitas Airlangga, Dr Soetomo Teaching Hospital, Surabaya, East Java, Indonesia.
3. Food Technology Department, Faculty of Engineering, Bina Nusantara University, Alam Sutera, Serpong, Tangerang, Indonesia.