1. Institute for Biomedical Ethics; University of Basel; Basel Switzerland
2. Department of Pediatric Oncology; St. Mary Emergency Hospital; Iasi Romania
3. Department of Pediatric Hemato-oncology & Bone Marrow Transplantation; Fundeni Clinical Institute; Bucharest Romania
4. Department of Pediatric Oncology; Prof. Dr. Al. Trestioreanu Oncology Institute; Bucharest Romania
5. Institute for Medical Ethics and History of Medicine; Ruhr University Bochum; Bochum Germany