There are at least two journals that focus on medical writing in the library databases. Find them with the Publications search option in the green bar at the top of the EBSCO screen. They are:
AMWA Journal: American Medical Writers Association Journal - CINAHL
Medical Writing - Academic Search Premier
Sample articles of interest:
How to shorten a text by up to 30% and improve clarity without losing information (tips and tricks to reduce the length of your articles).
Writing lay summaries: What medical writers need to know (lay summaries are critical for building public trust in clinical research and therefore for recruiting patients).