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Gac. méd. Méx
;
145(3): 231-233, mayo-jun. 2009. tab, ilus
Article
in Spanish
| LILACS
| ID: lil-567449
2.
Gac. méd. Méx
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129(4): 263-6, jul.-ago. 1993. ilus, tab
Article
in Spanish
| LILACS
| ID: lil-177129
3.
Cir. & cir
;
54(6): 185-202, nov.-dic. 1987. ilus, tab
Article
in Spanish
| LILACS
| ID: lil-134776