Online edition is more current. 2004 is latest print edition held by Library.
Finding Full Journals title from Abbreviations Online
There are many sources to find the full title of an abbreviated journal title in the sciences. A simple Google search may be all you need to find the full name but if that does not work, here are some resources:
Current. Provides bibliographic and publisher information on more than 300,000 periodicals of all types: academic and scholarly journals, Open Access publications, peer-reviewed titles, popular magazines, newspapers, newsletters, and more from around the world.