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 ;"
"clinica medica de anestesiologia ;" » "politica medica de anestesiologia ;", "clinical medicine de anestesiologia ;", "clinica juridica de anestesiologia ;", "clinica medida de anestesiologia ;", "clinica media de anestesiologia ;", "clinica medicina de anestesiologia ;"

Try widening your search to All Fields.

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

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