Foreword -- Acknowledgments -- 1. Introduction -- 2. Medical Ethics Before Hippocrates -- 3. Hippocrates and Greece -- 4. Rome, Barbarians and Medieval Codes -- 5. Far East: China -- 6. Near and Middle East -- 7. Portugal, Italy, England -- 8. Statement and initial development of Medical ethics In the 19th and 20th centuries -- 9. Italy -- 10. Ethics and Professionality -- 11. U.S.A. and U.S.S.R. -- 12. Informed Consent -- 13. Medical Ethics in the World -- 14. The catholic doctor's prayers Vatican city -- 15. Ethics In The 20th And 21st Centuries -- 16. Medical ethics and bioethics In the 20th century -- 17. Ethics Committees -- 18. Update to years 2020, 2021 and 2022, with information on COVID-19.