If you have only part of a reference or you want to do a quick check on all the details, then try the Pubmed single citation matcher. Enter as many details that you have and pubmed will search for it to try to retrieve the articles that match the details you have entered.
Here is an example of a search:
|Screen-shot of Pubmed Single Citation Matcher|
Here is the article it found:
|Screen-shot of result of Pubmed citation matcher|