Perhaps you should try some spelling variations:
"cronica mexicana de medicina interna ;" » "botanica mexicana de medicina interna ;", "prensa mexicana de medicina interna ;"
"clinical medicine de medicina interna ;" » "clinical medicina de medicina interna ;", "clinical medicins de medicina interna ;", "clinical medicina del medicina interna ;", "clinica medicine de medicina interna ;"

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 de medicina interna ;") or ("cronica mexicana de medicina interna ;"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("clinical medicine de medicina interna ;") OR ("cronica mexicana de medicina interna ;"))*.
• Removing quotes may allow a broader search: (( clinical medicine de medicina interna ; ) or ( cronica mexicana de medicina interna ; ))*.