Polio vaccine. Polio vaccines are vaccines used to prevent poliomyelitis (polio).[1] There are two types: one that uses inactivated poliovirus and is given by injection (IPV), and one that uses weakened poliovirus and is given by mouth (OPV).
The Hippocratic Oath. The Hippocratic Oath (Î¿ÏÎºÎ¿Ï) is perhaps the most widely known of Greek medical texts. It requires a new physician to swear upon a number of healing gods that he will uphold a number of professional ethical standards. It also strongly binds the student to his teacher and the greater community of physicians with responsibilities similar to that of a family member.
A promissory oath is an oath taken, by authority of law, by which the party declares that he will fulfill certain duties therein mentioned, as the oath which an alien takes on becoming naturalized, that he will support the constitution of the United States: the oath which a judge takes that he will perform the duties of his office.