<a href="http://jama.ama-assn.org/issues/v284n22/ffull/jpo00226-1.html" target="_blank">Check this page out</a>
This is an article from JAMA showing another version of the oath. I've seen about a dozen and every medical school can choose whatever one or make one up. As a student you can even write your own if you feel like it.
If you'd like to see what oath a particular school is using then click on the link below, you can see how varied they are.
<a href="http://www.ama-assn.org/ama/pub/category/5573.html" target="_blank">Various Oaths</a>