The International Committee of Medical Journal Editors (ICMJE) offers guidance to authors in its publication Recommendations for the Conduct, Reporting, Editing and Publication of Scholarly Work in Medical Journals (ICMJE Recommendations), which was formerly the Uniform Requirements for Manuscripts.
This resource from the Purdue OWL discusses references page formatting for the American Medical Association (AMA) style sheet. AMA was developed by the American Medical Association for the purpose of writing medical research.
Find journal abbreviations via the University of British Columbia
Reference (or citation) management software allows you to import references/citations from online databases, organize them into folders, insert them into the body of your research paper in a variety of citation style formats (e.g. APA and MLA), and generate formatted reference lists.