Perhaps you should try some spelling variations:
"clinical mexicanas en anestesiologia ;" » "clinicas mexicanas en anestesiologia ;", "clinical mexicanas de anestesiologia ;", "clinical mexicana en anestesiologia ;", "clinical mexicanos en anestesiologia ;", "clinical mexicano en anestesiologia ;"
"clinical medicine en anestesiologia ;" » "clinical medicine de anestesiologia ;", "clinical medicina en anestesiologia ;", "clinical medicinal en anestesiologia ;", "clinical medicine _ anestesiologia ;"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("clinical mexicanas en anestesiologia ;") or ("clinical medicine en anestesiologia ;"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("clinical mexicanas en anestesiologia ;") OR ("clinical medicine en anestesiologia ;")).
• Removing quotes may allow a broader search: (( clinical mexicanas en anestesiologia ; ) or ( clinical medicine en anestesiologia ; )).
• Adding a wildcard symbol may retrieve word variants: (("clinical mexicanas en anestesiologia ;") or ("clinical medicine en anestesiologia ;"))*.