Perhaps you should try some spelling variations:
"emergence medicine" » "emergency medicine", "emergence herbicide", "emergence modeling"
"emergency medical" » "emergency medicine"
"emergence diane" » "emergence change", "emergence case", "emergence lake"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("emergence medicine") OR ("emergence diane"))) OR ("emergency medical")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"emergence medicine\") OR (\"emergence diane\"))) or (\"emergency medical\"))".
• Removing quotes may allow a broader search: (((( emergence medicine ) OR ( emergence diane ))) or ( emergency medical )).
• Adding a wildcard symbol may retrieve word variants: (((("emergence medicine") OR ("emergence diane"))) or ("emergency medical"))*.