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An. Fac. Med. (Perú)
;
71(1): 63-64, ene.-mar. 2010.
Article
in Spanish
| LILACS, LIPECS
| ID: lil-609523
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Acta méd. peru
;
26(1): 10-10, ene.-mar. 2009.
Article
in Spanish
| LILACS, LIPECS
| ID: lil-537434