Perhaps you should try some spelling variations:
"cientificas mexicano de anestesiologia ;" » "cientificos mexicanos de anestesiologia ;", "cientifica mexicana de anestesiologia ;", "cientificas mexico de anestesiologia ;", "cientificas mexicana de anestesiologia ;"
"clinical medicina el anestesiologo ;" » "clinical medicine el anestesiologo ;", "clinica medica el anestesiologo ;", "clinicas mexicanas el anestesiologo ;", "clinical medicina en anestesiologia ;", "clinical medicina la anestesiologia ;", "clinical medicina y anestesiologia ;", "clinical medicina del anestesiologo ;", "clinical medicina en anestesiologo ;", "clinical medicina de anestesiologo ;"

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: (("cientificas mexicano de anestesiologia ;") or ("clinical medicina el anestesiologo ;"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("cientificas mexicano de anestesiologia ;") OR ("clinical medicina el anestesiologo ;")).
• Removing quotes may allow a broader search: (( cientificas mexicano de anestesiologia ; ) or ( clinical medicina el anestesiologo ; )).
• Adding a wildcard symbol may retrieve word variants: (("cientificas mexicano de anestesiologia ;") or ("clinical medicina el anestesiologo ;"))*.