Guntur Muhammad Taqwin
* Corresponding Author Dr Soeselo District Hospital Slawi, Center Java,
Gusti Ngurah Artika Department of Anesthesiology and Reanimation, Faculty of Medicine/Dr Sardjito General Hospital, Universitas Gadjah Mada, Yogyakarta
Sri Rahardjo Department of Anesthesiology and Reanimation, Faculty of Medicine/Dr Sardjito General Hospital, Universitas Gadjah Mada, Yogyakarta