AMA (American Medical Association) Manual of Style Found on the SU library list of databases & e-resources.
Citing Medicine, 2nd edition. The NLM (National Library of Medicine) Style Guide for Authors, Editors, and Publishers. Since you will be citing primarily online sources, this section will be especially helpful: Citing Material on the Internet.
Interactive AMA Citation Style guide, developed by the Western New York Library Resources Council.
These sources will help you find abbreviations for journal titles. They will also help you find complete journal titles when you have only the title abbreviations.
PubMed Single Citation Matcher Search by either complete journal title or abbreviation.
Web of Science journal abbreviations Journal titles must be searched alphabetically.
Medical Journal Links Search full journal titles here to locate their abbreviations.
These online citation managers offer a convenient way to organize and keep track of your references.
EasyBib Free, automatic bibliography and citation maker.