Rahyussalim, Orthopaedic and Traumatology, Cipto Mangunkusumo Hospital, Diponegoro St. 71, Jakarta, Indonesia; Andriansjah, Departement Microbiology, Faculty of Medicine, University of Indonesia, Indonesia; Ismail, Departement Microbiology, Faculty of Medicine, University of Indonesia, Indonesia; Lubis, A., Orthopaedic and Traumatology, Cipto Mangunkusumo Hospital, Diponegoro St. 71, Jakarta, Indonesia; Kurniawati, T., Orthopaedic and Traumatology, Cipto Mangunkusumo Hospital, Diponegoro St. 71, Jakarta, Indonesia