Hi!
Here leave you a website that is very usefull to use for looking some information about any type of topic about Odontology : http://www.intute.ac.uk/medicine/.
I found this page some days ago by reading some article about microbiology in a blog : http://curiosidadesdelamicrobiologia.blogspot.com/. This page is too an interesting website that contain many articles about the progress of this science by using the microorganisms.
Intute is an online service that helps to users to find web resources to study. It was created by an association of seven universities who give us web resources at less eighteen subject. The original page is http://www.intute.ac.uk/.
To use Intute you only have to write in search web resources the issue that you have looking for. Then you click search appear different web sites that you can use to study.