These programs will save you hours--literally!--of time. Citation management software can store all your articles and reformat them to meet the requirements of just about any journal. Just remember to proofread your works cited (or bibliography or references) page in case a citation wasn't formed properly in a database.
You can get references into a reference manager in two different ways:
When using the Medical Physics style be sure to refer to the Instructions for Authors first.
Also, if you are using EndNote Basic make sure to add this style to My Favorites for easy access in MS Word.