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.
Understanding the Oath of Allegiance. The US oath of allegiance is a verbal statement by which citizens agree to abide by the laws and constitution of the United States, and agree to give up allegiances to other foreign countries. The US oath of allegiance is spoken out loud at citizenship ceremonies, when citizenship applicants become US citizens.