subtlebraininjury.com  - "a website with a mission to educate with respect to the magnitude of brain injury which does not involve coma..." Be aware that this site is sponsored by an injury attorney. However, it gives a reasonably good, brief overview of temporary amnesia caused by trauma.

Remember, this is just a sampling of the information available on the internet.  We have surfed to each of the sites, but do not necessaraly endorse the statements or ideas presented within.  Use your best judgement when interpreting any information or claims made.