1. Department of Anesthesiology, Universitas Muhammadiyah Yogyakarta, Yogyakarta, Indonesia,
2. Department of Anesthesiology and Intensive Therapy, Universitas Gadjah Mada, Yogyakarta, Indonesia,
3. Department of Pediatrics, Dr Sardjito Hospital Center For Bioethics And Medical Humanities, Universitas Gadjah Mada, Yogyakarta, Indonesia,
4. Department of Palliative Care and Nursing Education, School of Nursing, Universitas Muhammadiyah Yogyakarta, Yogyakarta, Indonesia,