1. The impact of CyberHealthcare on the physician–patient relationship;Anderson;Journal of Medical Systems,2003
2. Ética a Nicomano;Aristotle,1934
3. Análisis de contenido;Bardin,1986
4. Childbirth: management of labour through the ages;Barlow;Nursing Times,1994
5. Principles of Biomedical Ethics;Beauchamp,1994