1.
Med. interna (Caracas)
;
25(2): 73-96, 2009. tab, graf
Article
in Spanish
| LILACS
| ID: lil-777841
2.
Med. interna (Caracas)
;
25(3): 154-181, 2009. tab, graf
Article
in Spanish
| LILACS
| ID: lil-772213