Background and Aim: Daily development of human knowledge, promotion of biomedical technologies, and improvement of physicians' ability in diagnosis and treatment of different types of diseases have always accompanied plenty of discussions and challengeable subjects, especially from the viewpoint of ethical issues. Obtaining deep and accurate recognition of these subjects, the attention of the physicians and the scholars of different fields, especially of ethics has been drawn to medical ethics as a new solution in the comprehensive Healthcare System. Materials and Methods: Available, published, and related articles were located with an Ovid MEDLINE search for "Ethics, Medical," and "Ethics". The Internet was searched for "medical and ethics...