Perhaps you should try some spelling variations:
"cronicas mexicana en anestesiologia. ;" » "cronica mexicana en anestesiologia. ;", "cronicas americanas en anestesiologia. ;", "clinicas mexicanas en anestesiologia. ;", "cronicas mexicana de anestesiologia. ;"
"clinical medicine de anestesiologia. ;" » "clinical medicina de anestesiologia. ;", "clinical medicins de anestesiologia. ;", "clinical medicina del anestesiologia. ;", "clinica medicine de anestesiologia. ;"

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

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