http://library.mh.org.au/ >> popular databases >> select institution >> Medline. Ovid Medline page will open
EG literature on guidelines for hand hygiene in nursing becomes hand hygiene + guidelines + nursing
You will search each of these separately, then combine.
Your results should be mostly relevant.
Want more results?
Use explode when selecting your subject heading in step 3 to include related sub-categories.
Want more targeted results?
Use focus in step 3 to restrict to core material ( ).