Perhaps you should try some spelling variations:
"cronicas mexicanas de anestesiologia. ;" » "cronicas americanas de anestesiologia. ;", "clinicas mexicanas de anestesiologia. ;", "cronica mexicana de anestesiologia. ;", "cronicas mexicana de anestesiologia. ;", "cronicas mexicano de anestesiologia. ;", "cronicas mexicana en anestesiologia. ;"
"clinical medicine en anestesiologia. ;" » "clinical medicina en anestesiologia. ;", "clinical medicinal en anestesiologia. ;", "clinical medicine _ anestesiologia. ;", "clinica medicine en 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 medicine en anestesiologia. ;") OR ("cronicas mexicanas de anestesiologia. ;"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"clinical medicine en anestesiologia. ;\") OR (\"cronicas mexicanas de anestesiologia. ;\"))".
• Removing quotes may allow a broader search: (( clinical medicine en anestesiologia. ; ) OR ( cronicas mexicanas de anestesiologia. ; )).
• Adding a wildcard symbol may retrieve word variants: (("clinical medicine en anestesiologia. ;") OR ("cronicas mexicanas de anestesiologia. ;"))*.